{"product_id":"mq-2-smoke-gas-sensor-module-methane-lpg-butane-propane-alcohol-detection-for-arduino-fire-alarm-smart-home-system","title":"MQ-2 Smoke Gas Sensor Module Methane LPG Butane Propane Alcohol Detection for Arduino Fire Alarm Smart Home System","description":"\u003ch1\u003eSPECIFICATIONS\u003c\/h1\u003e\u003cp\u003e\u003cspan\u003eBrand Name\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eNONE\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\u003eOrigin\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eMainland China\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eUse\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eGas Sensor\u003c\/span\u003e\u003c\/p\u003e\u003cdiv class=\"detailmodule_html\"\u003e\u003cdiv class=\"detail-desc-decorate-richtext\"\u003e\n\u003cdiv style='font-family:ui-sans-serif, system-ui, sans-serif, \"Apple Color Emoji\", \"Segoe UI Emoji\", \"Segoe UI Symbol\", \"Noto Color Emoji\";font-size:16px;font-weight:400;line-height:24px;text-align:start;white-space:normal;color:rgb(31, 35, 41);background-color:rgba(0, 0, 0, 0);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;display:block' align=\"start\"\u003eMQ-2 Sensor Introduction:\u003c\/div\u003e\n\u003cdiv style='font-family:ui-sans-serif, system-ui, sans-serif, \"Apple Color Emoji\", \"Segoe UI Emoji\", \"Segoe UI Symbol\", \"Noto Color Emoji\";font-size:16px;font-weight:400;line-height:24px;text-align:start;white-space:normal;color:rgb(31, 35, 41);background-color:rgba(0, 0, 0, 0);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;display:block' align=\"start\"\u003eThe MQ-2 gas sensor uses tin dioxide (SnO₂), a material with low conductivity in clean air. When flammable gases are present in the environment, the sensor’s conductivity increases along with the gas concentration.\u003c\/div\u003e\n\u003cdiv style='font-family:ui-sans-serif, system-ui, sans-serif, \"Apple Color Emoji\", \"Segoe UI Emoji\", \"Segoe UI Symbol\", \"Noto Color Emoji\";font-size:16px;font-weight:400;line-height:24px;text-align:start;white-space:normal;color:rgb(31, 35, 41);background-color:rgba(0, 0, 0, 0);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;display:block' align=\"start\"\u003eA simple circuit can convert this change in conductivity into an output signal that corresponds to the gas concentration. The MQ-2 sensor offers high sensitivity to LPG, propane, and hydrogen, and it is also suitable for detecting natural gas and other flammable vapors. Capable of sensing multiple flammable gases, it is a cost-effective choice for various applications.\u003cbr\u003e\u003cspan style='color:rgb(51, 51, 51);font-size:13px;font-family:sans-serif, Arial, Verdana, \"Trebuchet MS\"'\u003e\u003cstrong\u003e Product Specifications\u003c\/strong\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style='font-family:ui-sans-serif, system-ui, sans-serif, \"Apple Color Emoji\", \"Segoe UI Emoji\", \"Segoe UI Symbol\", \"Noto Color Emoji\";font-size:16px;font-weight:400;line-height:24px;text-align:start;white-space:normal;color:rgb(31, 35, 41);background-color:rgba(0, 0, 0, 0);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;display:block' align=\"start\"\u003eProduct Model: MQ-2\u003cbr\u003eProduct Type: Semiconductor Gas Sensor Element\u003cbr\u003eStandard Package: Bakelite (Black Bakelite)\u003cbr\u003eDetectable Gases: Flammable Gases, Smoke\u003cbr\u003eDetection Concentration: 300-10000ppm (for flammable gases)\u003c\/div\u003e\n\u003ch3 style='font-family:ui-sans-serif, system-ui, sans-serif, \"Apple Color Emoji\", \"Segoe UI Emoji\", \"Segoe UI Symbol\", \"Noto Color Emoji\";font-size:16px;font-weight:400;line-height:24px;text-align:start;white-space:normal;color:rgb(31, 35, 41);background-color:rgba(0, 0, 0, 0);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;display:block' align=\"start\"\u003eStandard Circuit Conditions\u003c\/h3\u003e\n\u003cdiv style='font-family:ui-sans-serif, system-ui, sans-serif, \"Apple Color Emoji\", \"Segoe UI Emoji\", \"Segoe UI Symbol\", \"Noto Color Emoji\";font-size:16px;font-weight:400;line-height:24px;text-align:start;white-space:normal;color:rgb(31, 35, 41);background-color:rgba(0, 0, 0, 0);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;display:block' align=\"start\"\u003eCircuit Voltage (Vc): ≤24V DC\u003cbr\u003eHeating Voltage (VH): 5.0V±0.2V AC or DC\u003cbr\u003eLoad Resistance (RL): Adjustable\u003c\/div\u003e\n\u003ch3 style='font-family:ui-sans-serif, system-ui, sans-serif, \"Apple Color Emoji\", \"Segoe UI Emoji\", \"Segoe UI Symbol\", \"Noto Color Emoji\";font-size:16px;font-weight:400;line-height:24px;text-align:start;white-space:normal;color:rgb(31, 35, 41);background-color:rgba(0, 0, 0, 0);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;display:block' align=\"start\"\u003eGas Sensor Element Characteristics Under Standard Test Conditions\u003c\/h3\u003e\n\u003cdiv style='font-family:ui-sans-serif, system-ui, sans-serif, \"Apple Color Emoji\", \"Segoe UI Emoji\", \"Segoe UI Symbol\", \"Noto Color Emoji\";font-size:16px;font-weight:400;line-height:24px;text-align:start;white-space:normal;color:rgb(31, 35, 41);background-color:rgba(0, 0, 0, 0);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;display:block' align=\"start\"\u003eHeating Resistance (RH): 31Ω±3Ω (at room temperature)\u003cbr\u003eHeating Power Consumption (PH): ≤900mW\u003cbr\u003eSensitive Body Surface Resistance (Rs): 2KΩ-20KΩ (in 2000ppm C3H8 environment)\u003cbr\u003eSensitivity (S): Rs (in air) \/ Rs (in 1000ppm isobutane) ≥5\u003cbr\u003eConcentration Slope (α): ≤0.6 (R3000ppm\/R1000ppm C3H8)\u003c\/div\u003e\n\u003ch3 style='font-family:ui-sans-serif, system-ui, sans-serif, \"Apple Color Emoji\", \"Segoe UI Emoji\", \"Segoe UI Symbol\", \"Noto Color Emoji\";font-size:16px;font-weight:400;line-height:24px;text-align:start;white-space:normal;color:rgb(31, 35, 41);background-color:rgba(0, 0, 0, 0);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;display:block' align=\"start\"\u003eStandard Test Conditions\u003c\/h3\u003e\n\u003cdiv style='font-family:ui-sans-serif, system-ui, sans-serif, \"Apple Color Emoji\", \"Segoe UI Emoji\", \"Segoe UI Symbol\", \"Noto Color Emoji\";font-size:16px;font-weight:400;line-height:24px;text-align:start;white-space:normal;color:rgb(31, 35, 41);background-color:rgba(0, 0, 0, 0);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;display:block' align=\"start\"\u003eTemperature \u0026amp; Humidity: 20℃±2℃; 65%±5% RH\u003cbr\u003eStandard Test Circuit: Vc: 5.0V±0.1V; VH: 5.0V±0.1V\u003cbr\u003ePreheating Time: Not less than 48 hours\u003c\/div\u003e\n\u003cdiv style='font-family:ui-sans-serif, system-ui, sans-serif, \"Apple Color Emoji\", \"Segoe UI Emoji\", \"Segoe UI Symbol\", \"Noto Color Emoji\";font-size:16px;font-weight:400;line-height:24px;text-align:start;white-space:normal;color:rgb(31, 35, 41);background-color:rgba(0, 0, 0, 0);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;display:block' align=\"start\"\u003e\n\u003cspan style='background-color:rgba(0, 0, 0, 0);color:rgb(31, 35, 41);font-size:16px;font-family:ui-sans-serif, system-ui, sans-serif, \"Apple Color Emoji\", \"Segoe UI Emoji\", \"Segoe UI Symbol\", \"Noto Color Emoji\"'\u003e\u003cstrong\u003eModule Applications:\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003eSuitable for gas leak detection in homes and factories. Detects LPG, butane, propane, methane, smoke and other flammable gases.\u003c\/div\u003e\n\u003cdiv style='font-family:ui-sans-serif, system-ui, sans-serif, \"Apple Color Emoji\", \"Segoe UI Emoji\", \"Segoe UI Symbol\", \"Noto Color Emoji\";font-size:16px;font-weight:400;line-height:24px;text-align:start;white-space:normal;color:rgb(31, 35, 41);background-color:rgba(0, 0, 0, 0);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;display:block' align=\"start\"\u003e\u003cspan style='background-color:rgba(0, 0, 0, 0);color:rgb(31, 35, 41);font-size:16px;font-family:ui-sans-serif, system-ui, sans-serif, \"Apple Color Emoji\", \"Segoe UI Emoji\", \"Segoe UI Symbol\", \"Noto Color Emoji\"'\u003e\u003cstrong\u003eModule Features:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003col style='font-family:ui-sans-serif, system-ui, sans-serif, \"Apple Color Emoji\", \"Segoe UI Emoji\", \"Segoe UI Symbol\", \"Noto Color Emoji\";font-size:16px;font-weight:400;line-height:24px;text-align:start;white-space:normal;color:rgb(31, 35, 41);background-color:rgba(0, 0, 0, 0);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;display:block' align=\"start\"\u003e\n\u003cli style='font-family:ui-sans-serif, system-ui, sans-serif, \"Apple Color Emoji\", \"Segoe UI Emoji\", \"Segoe UI Symbol\", \"Noto Color Emoji\";font-size:16px;font-weight:400;line-height:24px;text-align:start;white-space:normal;color:rgb(31, 35, 41);background-color:rgba(0, 0, 0, 0);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;display:list-item' align=\"start\"\u003e\u003cp\u003eHigh-quality double-layer PCB with power and TTL output indicators.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style='font-family:ui-sans-serif, system-ui, sans-serif, \"Apple Color Emoji\", \"Segoe UI Emoji\", \"Segoe UI Symbol\", \"Noto Color Emoji\";font-size:16px;font-weight:400;line-height:24px;text-align:start;white-space:normal;color:rgb(31, 35, 41);background-color:rgba(0, 0, 0, 0);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;display:list-item' align=\"start\"\u003e\u003cp\u003eProvides DO (TTL) digital output and AO analog output.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style='font-family:ui-sans-serif, system-ui, sans-serif, \"Apple Color Emoji\", \"Segoe UI Emoji\", \"Segoe UI Symbol\", \"Noto Color Emoji\";font-size:16px;font-weight:400;line-height:24px;text-align:start;white-space:normal;color:rgb(31, 35, 41);background-color:rgba(0, 0, 0, 0);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;display:list-item' align=\"start\"\u003e\u003cp\u003eTTL output is active low (LED lights when low; can connect directly to MCU or relay module).\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style='font-family:ui-sans-serif, system-ui, sans-serif, \"Apple Color Emoji\", \"Segoe UI Emoji\", \"Segoe UI Symbol\", \"Noto Color Emoji\";font-size:16px;font-weight:400;line-height:24px;text-align:start;white-space:normal;color:rgb(31, 35, 41);background-color:rgba(0, 0, 0, 0);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;display:list-item' align=\"start\"\u003e\u003cp\u003eAnalog output voltage increases with gas concentration.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style='font-family:ui-sans-serif, system-ui, sans-serif, \"Apple Color Emoji\", \"Segoe UI Emoji\", \"Segoe UI Symbol\", \"Noto Color Emoji\";font-size:16px;font-weight:400;line-height:24px;text-align:start;white-space:normal;color:rgb(31, 35, 41);background-color:rgba(0, 0, 0, 0);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;display:list-item' align=\"start\"\u003e\u003cp\u003eGood sensitivity to LPG, natural gas, city gas and smoke.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style='font-family:ui-sans-serif, system-ui, sans-serif, \"Apple Color Emoji\", \"Segoe UI Emoji\", \"Segoe UI Symbol\", \"Noto Color Emoji\";font-size:16px;font-weight:400;line-height:24px;text-align:start;white-space:normal;color:rgb(31, 35, 41);background-color:rgba(0, 0, 0, 0);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;display:list-item' align=\"start\"\u003e\u003cp\u003eFour mounting holes for easy installation.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style='font-family:ui-sans-serif, system-ui, sans-serif, \"Apple Color Emoji\", \"Segoe UI Emoji\", \"Segoe UI Symbol\", \"Noto Color Emoji\";font-size:16px;font-weight:400;line-height:24px;text-align:start;white-space:normal;color:rgb(31, 35, 41);background-color:rgba(0, 0, 0, 0);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;display:list-item' align=\"start\"\u003e\u003cp\u003eDimensions: 32(L) × 20(W) × 22(H) mm.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style='font-family:ui-sans-serif, system-ui, sans-serif, \"Apple Color Emoji\", \"Segoe UI Emoji\", \"Segoe UI Symbol\", \"Noto Color Emoji\";font-size:16px;font-weight:400;line-height:24px;text-align:start;white-space:normal;color:rgb(31, 35, 41);background-color:rgba(0, 0, 0, 0);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;display:list-item' align=\"start\"\u003e\u003cp\u003eLong service life and stable performance.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style='font-family:ui-sans-serif, system-ui, sans-serif, \"Apple Color Emoji\", \"Segoe UI Emoji\", \"Segoe UI Symbol\", \"Noto Color Emoji\";font-size:16px;font-weight:400;line-height:24px;text-align:start;white-space:normal;color:rgb(31, 35, 41);background-color:rgba(0, 0, 0, 0);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;display:list-item' align=\"start\"\u003e\u003cp\u003eFast response and recovery.\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cdiv style='font-family:ui-sans-serif, system-ui, sans-serif, \"Apple Color Emoji\", \"Segoe UI Emoji\", \"Segoe UI Symbol\", \"Noto Color Emoji\";font-size:16px;font-weight:400;line-height:24px;text-align:start;white-space:normal;color:rgb(31, 35, 41);background-color:rgba(0, 0, 0, 0);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;display:block' align=\"start\"\u003e\n\u003cspan style='background-color:rgba(0, 0, 0, 0);color:rgb(31, 35, 41);font-size:16px;font-family:ui-sans-serif, system-ui, sans-serif, \"Apple Color Emoji\", \"Segoe UI Emoji\", \"Segoe UI Symbol\", \"Noto Color Emoji\"'\u003e\u003cstrong\u003eElectrical Specifications:\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003eInput Voltage: DC 5V\u003cbr\u003ePower Consumption (Current): 150mA\u003cbr\u003eDO Output: TTL 0\/1 (approx. 0.1V \/ 5V)\u003cbr\u003eAO Output: 0.1–0.3V (clean air), up to around 4V at high concentration\u003c\/div\u003e\n\u003cdiv style='font-family:ui-sans-serif, system-ui, sans-serif, \"Apple Color Emoji\", \"Segoe UI Emoji\", \"Segoe UI Symbol\", \"Noto Color Emoji\";font-size:16px;font-weight:400;line-height:24px;text-align:start;white-space:normal;color:rgb(31, 35, 41);background-color:rgba(0, 0, 0, 0);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;display:block' align=\"start\"\u003e\n\u003cspan style='background-color:rgba(0, 0, 0, 0);color:rgb(31, 35, 41);font-size:16px;font-family:ui-sans-serif, system-ui, sans-serif, \"Apple Color Emoji\", \"Segoe UI Emoji\", \"Segoe UI Symbol\", \"Noto Color Emoji\"'\u003e\u003cstrong\u003eImportant Note:\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003eAllow 20 seconds of preheating after power-on for stable readings. A slight temperature rise is normal due to the internal heating element; excessive heat (too hot to touch) is not normal.\u003c\/div\u003e\n\u003cdiv style='font-family:ui-sans-serif, system-ui, sans-serif, \"Apple Color Emoji\", \"Segoe UI Emoji\", \"Segoe UI Symbol\", \"Noto Color Emoji\";font-size:16px;font-weight:400;line-height:24px;text-align:start;white-space:normal;color:rgb(31, 35, 41);background-color:rgba(0, 0, 0, 0);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;display:block' align=\"start\"\u003e\u003cspan style='background-color:rgba(0, 0, 0, 0);color:rgb(31, 35, 41);font-size:16px;font-family:ui-sans-serif, system-ui, sans-serif, \"Apple Color Emoji\", \"Segoe UI Emoji\", \"Segoe UI Symbol\", \"Noto Color Emoji\"'\u003e\u003cstrong\u003eWiring:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003col style='font-family:ui-sans-serif, system-ui, sans-serif, \"Apple Color Emoji\", \"Segoe UI Emoji\", \"Segoe UI Symbol\", \"Noto Color Emoji\";font-size:16px;font-weight:400;line-height:24px;text-align:start;white-space:normal;color:rgb(31, 35, 41);background-color:rgba(0, 0, 0, 0);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;display:block' align=\"start\"\u003e\n\u003cli style='font-family:ui-sans-serif, system-ui, sans-serif, \"Apple Color Emoji\", \"Segoe UI Emoji\", \"Segoe UI Symbol\", \"Noto Color Emoji\";font-size:16px;font-weight:400;line-height:24px;text-align:start;white-space:normal;color:rgb(31, 35, 41);background-color:rgba(0, 0, 0, 0);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;display:list-item' align=\"start\"\u003e\u003cp\u003eVCC: +5V\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style='font-family:ui-sans-serif, system-ui, sans-serif, \"Apple Color Emoji\", \"Segoe UI Emoji\", \"Segoe UI Symbol\", \"Noto Color Emoji\";font-size:16px;font-weight:400;line-height:24px;text-align:start;white-space:normal;color:rgb(31, 35, 41);background-color:rgba(0, 0, 0, 0);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;display:list-item' align=\"start\"\u003e\u003cp\u003eGND: Ground\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style='font-family:ui-sans-serif, system-ui, sans-serif, \"Apple Color Emoji\", \"Segoe UI Emoji\", \"Segoe UI Symbol\", \"Noto Color Emoji\";font-size:16px;font-weight:400;line-height:24px;text-align:start;white-space:normal;color:rgb(31, 35, 41);background-color:rgba(0, 0, 0, 0);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;display:list-item' align=\"start\"\u003e\u003cp\u003eDO: TTL digital output\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style='font-family:ui-sans-serif, system-ui, sans-serif, \"Apple Color Emoji\", \"Segoe UI Emoji\", \"Segoe UI Symbol\", \"Noto Color Emoji\";font-size:16px;font-weight:400;line-height:24px;text-align:start;white-space:normal;color:rgb(31, 35, 41);background-color:rgba(0, 0, 0, 0);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;display:list-item' align=\"start\"\u003e\u003cp\u003eAO: Analog output\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp style=\"text-align:left;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\" align=\"left\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S914a0ebd218b4aec81ec79f18c7493e7I.jpg?width=800\u0026amp;height=800\u0026amp;hash=1600\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S0c7023fb68e043d98d6d15e6d56d8e6fq.jpg?width=800\u0026amp;height=800\u0026amp;hash=1600\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S462292f46f0d4f3ba730fc2b29e51069M.jpg?width=800\u0026amp;height=800\u0026amp;hash=1600\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S6821664fc23c4b7e8bbcc6a4d45b3997X.jpg?width=800\u0026amp;height=800\u0026amp;hash=1600\" slate-data-type=\"image\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/div\u003e\u003cbr\u003e","brand":"Yoeruyo","offers":[{"title":"Default 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