{"product_id":"new-heltec-meshtastic-tracker-t114-v2-nrf52840-sx1262-lorawan-lora-arduino-iot-positioning-devboard-gnss-mudule-ble","title":"New Heltec Meshtastic Tracker  T114 V2  nRF52840 SX1262 LoRaWAN LoRa Arduino IOT Positioning Devboard GNSS Mudule BLE","description":"\u003ch1\u003eSPECIFICATIONS\u003c\/h1\u003e\u003cp\u003e\u003cspan\u003e1M ROM 256KB SRAM\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003e1.14 inch TFT-LCD display\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eAccessory Type\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eUSB To DC Cable\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eBattery Included\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eno\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eBrand Name\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eHeltec Automation\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eChoice\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eyes\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eCompatible With\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eESP32\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eHigh-concerned chemical\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003enone\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eLoRa Node Chip\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eSX1262\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eMCU\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003enRF52840\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eMemory\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003e1M ROM 256KB SRAM\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eOrigin\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eMainland China\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eTypical Application Fields\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eInternet of Things (IoT)\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003efreqency\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003e863-928MHz\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003esemi_Choice\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eyes\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"color:rgb(244, 78, 59);font-size:20px\"\u003e\u003cstrong\u003eNote: \u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"color:rgb(244, 78, 59);font-size:20px\"\u003e863MHz apply to 863-928MHz,470MHz apply to 470-510MHz\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color:rgb(244, 78, 59);font-size:18px\"\u003e433MHz has been tested and there are no issues with use, it is still the V1 version. 868MHz and 915MHz are V2 versions.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003cimg width=\"879\" src=\"https:\/\/ae01.alicdn.com\/kf\/Se366a9a4200148dda530c645c0480426S.png\" slate-data-type=\"image\"\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"color:rgb(244, 78, 59);font-size:18px\"\u003epacking list:The package list includes antennas by default. Option  with a case is equipped with a glue rod antenna , while option  without a cas is equipped with a spring antenna \u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color:rgb(244, 78, 59);font-size:18px\"\u003eMesh Node T114 has been upgraded to ReV2.0 version with the following changes made :\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"color:rgb(244, 78, 59);font-size:16px\"\u003eThe circuit board was changed from 4 layers to 6 layers so that both the RF part and the crystal oscillator part can obtain a more complete ground.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"color:rgb(244, 78, 59);font-size:16px\"\u003eThe circuit was changed from lead-free to immersion gold process, which is more friendly to signal transmission.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"color:rgb(244, 78, 59);font-size:16px\"\u003eThe position of some components was adjusted.\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"color:rgb(244, 78, 59);font-size:16px\"\u003eThe RF path was optimized according to the six-layer board structure.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"color:rgb(244, 78, 59);font-size:16px\"\u003eThe direction of the 2.4GHz Bluetooth antenna and IPEX LoRa antenna interface was changed to make them farther away.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"color:rgb(244, 78, 59);font-size:16px\"\u003eNow the high-frequency Mesh node T114 can stably send long data packets in the “Long_Fast” channel of Meshtastic.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Se1dd4a6c05204f60aae7ede285c466485.png\" slate-data-type=\"image\"\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"color:rgb(0, 0, 0);font-size:20px\"\u003e\u003cstrong\u003eProduct sellpoints:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"color:rgb(0, 0, 0);font-size:16px\"\u003ePre-flashed with Meshtastic firmware,Precise GNSS Mudule and Streamlined Case available.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"color:rgb(0, 0, 0);font-size:16px\"\u003eNordic NRF52840 Chip inside with advanced Bluetooth 5 as the multi protocol SoC for LoRaWAN Thread and Zigbee. \u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"color:rgb(0, 0, 0);font-size:16px\"\u003eLow power consumption, 11 uA in deep sleep.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"color:rgb(0, 0, 0);font-size:16px\"\u003ePowerful display function, onboard 1.9-inch TFT-LCD display contains 170 (RGB)X320 dots and can display up to 262k colors.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"color:rgb(0, 0, 0);font-size:16px\"\u003eSX1262 wireless transceiver module is designed with Semtech SX1262 RF transceiver chip, optimized LoRa spread spectrum communication technology, with strong anti-interference and confidentiality, can realize remote wireless data transmission and reception\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"color:rgb(0, 0, 0);font-size:16px\"\u003eVarious Interfaces: 1.25*2P LiPo connector, 1.25*2P Solar panel connector, 1.25*8P GNSS module connector, which greatly increase the extensibility of the board.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\u003cdiv style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:content-box\" class=\"detailmodule_text\"\u003e\u003cdiv style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:content-box\" class=\"detailmodule_html\"\u003e\u003cdiv style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:content-box\" class=\"detail-desc-decorate-richtext\"\u003e\u003cdiv style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:content-box\" class=\"detailmodule_text\"\u003e\u003cbr\u003e\u003c\/div\u003e\u003c\/div\u003e\u003c\/div\u003e\u003c\/div\u003e\u003cdiv style='font-family:\"TT Norms Pro\", \"Open Sans\", Roboto, Arial, Helvetica, sans-serif, SimSun;font-size:14px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(34, 34, 34);margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:content-box' class=\"detailmodule_text\" align=\"start\"\u003e\u003ch1 style=\"box-sizing:border-box\"\u003eLow Power Characteristcs\u003c\/h1\u003e\u003c\/div\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cdiv style='font-family:\"TT Norms Pro\", \"Open Sans\", Roboto, Arial, Helvetica, sans-serif, SimSun;font-size:14px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(34, 34, 34);margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:content-box' class=\"detailmodule_text\" align=\"start\"\u003e\n\u003cp style=\"line-height:inherit;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cimg style=\"border:0px;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;max-width:100%;box-sizing:border-box\" width=\"944\" height=\"518\" src=\"https:\/\/ae01.alicdn.com\/kf\/S9c584bd9cb1e49ab984ee4134772e692Q.png\" slate-data-type=\"image\"\u003e\u003c\/p\u003e\n\u003cdiv style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:content-box\" class=\"detailmodule_text\"\u003e\u003ch1 style=\"box-sizing:border-box\"\u003eSummary\u003c\/h1\u003e\u003c\/div\u003e\n\u003c\/div\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cdiv style='font-family:\"TT Norms Pro\", \"Open Sans\", Roboto, Arial, Helvetica, sans-serif, SimSun;font-size:14px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(34, 34, 34);margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:content-box' class=\"detailmodule_text\" align=\"start\"\u003e\u003cp style=\"font-family:OpenSans;font-size:14px;font-weight:300;line-height:20px;white-space:pre-wrap;color:rgb(0, 0, 0);margin:0px 0px 12px;margin-bottom:12px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\" class=\"detail-desc-decorate-content\"\u003e\u003cspan style=\"font-size:16px\"\u003eMesh Node T114 is a development board based on nRF52840 and SX1262, supports LoRa and Bluetooth 5.0. It integrated a variety of power interfaces (5V USB, lithium battery and solar panel), optional 1.14 inch TFT display and GPS module as accessories, and has powerful long-distance communication capabilities, scalability, and low power design. With Heltec nRF52 development environment and libraries, you can use it for LoRa\/LoRaWAN development work, and also use it to run some open source projects, such as Meshtastic.\u003c\/span\u003e\u003c\/p\u003e\u003c\/div\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cdiv style='font-family:\"TT Norms Pro\", \"Open Sans\", Roboto, Arial, Helvetica, sans-serif, SimSun;font-size:14px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(34, 34, 34);margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:content-box' class=\"detailmodule_text\" align=\"start\"\u003e\u003cbr\u003e\u003c\/div\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cdiv style='font-family:\"TT Norms Pro\", \"Open Sans\", Roboto, Arial, Helvetica, sans-serif, SimSun;font-size:14px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(34, 34, 34);margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:content-box' class=\"detailmodule_image\" align=\"start\"\u003e\u003cimg style=\"border:0px;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;max-width:100%;box-sizing:border-box\" src=\"https:\/\/ae01.alicdn.com\/kf\/Sc6460fb985af452598192c368c2c2405v.png\" slate-data-type=\"image\"\u003e\u003c\/div\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cdiv style='font-family:\"TT Norms Pro\", \"Open Sans\", Roboto, Arial, Helvetica, sans-serif, SimSun;font-size:14px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(34, 34, 34);margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:content-box' class=\"detailmodule_text\" align=\"start\"\u003e\u003cdiv style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:content-box\" class=\"detailmodule_text\"\u003e\u003ch1 style=\"box-sizing:border-box\"\u003eMain Features\u003c\/h1\u003e\u003c\/div\u003e\u003c\/div\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cdiv style='font-family:\"TT Norms Pro\", \"Open Sans\", Roboto, Arial, Helvetica, sans-serif, SimSun;font-size:14px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(34, 34, 34);margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:content-box' class=\"detailmodule_text\" align=\"start\"\u003e\u003cul style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;list-style:disc;box-sizing:border-box\"\u003e\u003cli style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cp style=\"font-family:OpenSans;font-size:14px;font-weight:300;line-height:20px;white-space:pre-wrap;color:rgb(0, 0, 0);margin:0px 0px 12px;margin-bottom:12px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\" class=\"detail-desc-decorate-content\"\u003eMCU nRF52840 (Bluetooth), LoRa chipset SX1262.\u003c\/p\u003e\u003c\/li\u003e\u003c\/ul\u003e\u003c\/div\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cdiv style='font-family:\"TT Norms Pro\", \"Open Sans\", Roboto, Arial, Helvetica, sans-serif, SimSun;font-size:14px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(34, 34, 34);margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:content-box' class=\"detailmodule_text\" align=\"start\"\u003e\u003cul style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;list-style:disc;box-sizing:border-box\"\u003e\u003cli style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cp style=\"font-family:OpenSans;font-size:14px;font-weight:300;line-height:20px;white-space:pre-wrap;color:rgb(0, 0, 0);margin:0px 0px 12px;margin-bottom:12px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\" class=\"detail-desc-decorate-content\"\u003ePowerful display function (optional), onboard 1.14 inch TFT-LCD display contains 135(H)RGB x240(V) dots and can display up to 262k colors.\u003c\/p\u003e\u003c\/li\u003e\u003c\/ul\u003e\u003c\/div\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cul style='font-family:\"TT Norms Pro\", \"Open Sans\", Roboto, Arial, Helvetica, sans-serif, SimSun;font-size:14px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(34, 34, 34);margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;list-style:disc;box-sizing:border-box' align=\"start\"\u003e\n\u003cli style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cdiv style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:content-box\" class=\"detailmodule_text\"\u003e\u003cp style=\"font-family:OpenSans;font-size:14px;font-weight:300;line-height:20px;white-space:pre-wrap;color:rgb(0, 0, 0);margin:0px 0px 12px;margin-bottom:12px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\" class=\"detail-desc-decorate-content\"\u003eLow power consumption, 11 uA in deep sleep.\u003c\/p\u003e\u003c\/div\u003e\u003c\/li\u003e\n\u003cli style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cdiv style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:content-box\" class=\"detailmodule_text\"\u003e\u003cp style=\"font-family:OpenSans;font-size:14px;font-weight:300;line-height:20px;white-space:pre-wrap;color:rgb(0, 0, 0);margin:0px 0px 12px;margin-bottom:12px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\" class=\"detail-desc-decorate-content\"\u003ePowerful display function, onboard 1.9-inch TFT-LCD display contains 170 (RGB)X320 dots and can display up to 262k colors.\u003c\/p\u003e\u003c\/div\u003e\u003c\/li\u003e\n\u003cli style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cdiv style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:content-box\" class=\"detailmodule_text\"\u003e\u003cp style=\"font-family:OpenSans;font-size:14px;font-weight:300;line-height:20px;white-space:pre-wrap;color:rgb(0, 0, 0);margin:0px 0px 12px;margin-bottom:12px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\" class=\"detail-desc-decorate-content\"\u003eOperation condition: -20 ~ 70℃, 90%RH(No condensing).\u003c\/p\u003e\u003c\/div\u003e\u003c\/li\u003e\n\u003cli style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cdiv style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:content-box\" class=\"detailmodule_text\"\u003e\u003cp style=\"font-family:OpenSans;font-size:14px;font-weight:300;line-height:20px;white-space:pre-wrap;color:rgb(0, 0, 0);margin:0px 0px 12px;margin-bottom:12px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\" class=\"detail-desc-decorate-content\"\u003eType-C USB interface with a complete voltage regulator, ESD protection, short circuit protection, RF shielding, and other protection measures.\u003c\/p\u003e\u003c\/div\u003e\u003c\/li\u003e\n\u003cli style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cdiv style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:content-box\" class=\"detailmodule_text\"\u003e\u003cp style=\"font-family:OpenSans;font-size:14px;font-weight:300;line-height:20px;white-space:pre-wrap;color:rgb(0, 0, 0);margin:0px 0px 12px;margin-bottom:12px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\" class=\"detail-desc-decorate-content\"\u003eCompatible with Arduino, we provide development frameworks and libraries.\u003c\/p\u003e\u003c\/div\u003e\u003c\/li\u003e\n\u003cli style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cdiv style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:content-box\" class=\"detailmodule_text\"\u003e\u003cp style=\"font-family:OpenSans;font-size:14px;font-weight:300;line-height:20px;white-space:pre-wrap;color:rgb(0, 0, 0);margin:0px 0px 12px;margin-bottom:12px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\" class=\"detail-desc-decorate-content\"\u003eVarious Interfaces: 1.25*2P LiPo connector, 1.25*2P Solar panel connector, 1.25*8P GNSS module connector, which greatly increase the extensibility of the board.\u003c\/p\u003e\u003c\/div\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color:rgb(0, 0, 0);font-size:18px\"\u003eMesh Node T114 :\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"color:rgb(0, 0, 0)\"\u003eMesh Node T114 is a Low Power Consumption development board based on nRF52840 and SX1262, supports LoRa and Bluetooth 5.0 . which integrated various power interfaces (5V USB, lithium battery and solar panel) optional 1.14 inch TFT display and GPS module as accessories, and has powerful long-distance communication capabilities, scalability, and low power design.\u003cbr\u003eWith Heltec nRF52 development environment and libraries. you can use it for LoRa\/LoRaWAN development work, and also use it to run some open source projects, such as Meshtastic.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sa5efdeff0138408cb170515e1b167ba8R.jpg\" slate-data-type=\"image\"\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"color:rgb(0, 0, 0)\"\u003eMCU nRF52840 (Bluetooth), LoRa chipset SX1262.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"color:rgb(0, 0, 0)\"\u003ePowerful display function (optional), onboard 1.14 inch TFT-LCD display contains 135(H)RGB x240(V) dots and can display up to 262k colors.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"color:rgb(0, 0, 0)\"\u003eLow power consumption, 11 uA in deep sleep.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"color:rgb(0, 0, 0)\"\u003eOperation condition: -20 ~ 70℃, 90%RH(No condensing).\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"color:rgb(0, 0, 0)\"\u003eType-C USB interface with a complete voltage regulator, ESD protection, short circuit protection, RF shielding, and other protection measures.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"color:rgb(0, 0, 0)\"\u003eCompatible with Arduino, we provide development frameworks and libraries.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"color:rgb(0, 0, 0)\"\u003eVarious Interfaces: 1.25*2P LiPo connector, 1.25*2P Solar panel connector, 1.25*8P GNSS module connector, which greatly increase the extensibility of the board.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"color:rgb(0, 0, 0)\"\u003eThe maximum capacity of the shell for carrying batteries is 42 * 28mm, and the default 3.7V lithium battery size is 41 * 24mm\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"color:rgb(0, 0, 0)\"\u003ethe onboard 2.4GHz antenna is a multilayer ceramic antenna for BlueTooth communications, it can’t be replaced.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"color:rgb(0, 0, 0)\"\u003edevelopment methods\u003cbr\u003e:\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"color:rgb(0, 0, 0)\"\u003eArduino\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"color:rgb(0, 0, 0)\"\u003ePlatformIO\u003cbr\u003eIn \u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"color:rgb(0, 0, 0)\"\u003eaddition to Meshtastic support, we have also developed a complete LoRaWAN protocol in the nRF52 Arduino framework.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color:rgb(0, 0, 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