SPECIFICATIONS

Product Introduction：
WiFi LoRa 32 V4 is a fully upgraded version of the classic LoRa development board. Since its launch, this product series has been highly favored by developers and manufacturers. The V4 version has undergone comprehensive optimization in terms of transmission power, power management, scalability, and other hardware design, building upon the powerful features of its predecessor. It is suitable for various IoT applications such as smart cities, agricultural monitoring, smart homes, industrial control, security systems, and wireless meter reading, providing developers with a more efficient and flexible development experience.

Parameter:
Based on ESP32-S3R2 and SX-1262, it supports Wi Fi b/g/n, BLE, and LoRa communication.
2MB PSRAM and 16MB external flash memory are more suitable for UI and complex systems.
The high-power version increases the LoRa transmission power to 28 ± 1dBm.
The external dimensions and pins are compatible with WiFi LoRa 32 V3.
PC shell protects the screen and integrates FPC 2.4G antenna.
Add SH1.25-2P solar panel interface.
Optimize lithium battery management.
Added SH1.25-8Pin GNSS interface.
USB Type-C interface, integrated with voltage regulation, ESD protection, short circuit protection, and RF isolation design; Low power consumption less than 20 μ A.
Parameter description:
Main control chip: ESP32-S3R2
LoRa chip: SX-1262
Frequency: 433-510 MHz, 863-928 MHz
Maximum transmission power: 21 ± 1dBm, 28 ± 1dBm
Maximum receiving sensitivity: -137 dBm
Wi-Fi ：802.11 b/g/n， Up to 150Mbps
BT: BT LE, BT 5, BT mesh
OLED: SD1315 (0.96 inches, 128 * 64 resolution)
power supply 5V@USB /Solar energy, 3.3-4.2V@Battery
Hardware resources: 7 * ADC1+2 * ADC2, 7 * touch, 3 * UART, 2 * I2C, 2 * I2S, 4 * SPI, etc.
Storage: 384KB ROM; 512KB SRAM； 16KB RTC-SRAM； 16MB flash memory; 2MB PSRAM
Interface: USB Type-C; SH1.25-2P lithium battery interface; SH1.25-2P solar panel interface; 2 * IPEX1.0 ANT (LoRa and 2.4G); 2 * 18 * 2.54 plug pins, 2 * 2 * 2.54 plug pins
Working temperature: -40~85 ℃ (OLED working temperature: -40~70 ℃)
Size: 51.7 * 25.4 * 10.7mm
Application scenarios:
environmental sensor
Industrial Internet of Things
Asset tracking
Remote meter reading
Smart Agriculture
Wireless alarm
Innovative projects and geek applications

Product List:
1X development board
1X antenna
2X terminal wire
4X needle arrangement
1XGPS module (optional)

More detailed WiFi LoRa 32(V4) introduction-Scan&Watch for more on

 Youtube.

Heltec WiFi LoRa 32 V4 | ESP32-S3 LoRa Development Board Upgrade | Long Range

IoT Communication