Tuya WiFi Smart Airbox Air Quality Monitor Formaldehyde VOC Co2 GAS Temperature Humidity Detector Sensor Home Scene Linkage

It's a great honor for you to visit my store. Good luck with your favorite purchases Hign-concerned Chemical : None Communication method : other Brand Name : HIMOJO Origin : Mainland China Working current : 10-496 mA Communication protocol : WIFI / Zigbee Working temperature : -20-85 °C The power supply mode : USB 5V/1A Working voltage : 4.8-12 V Range (VOC) : 0-99.9 ppm Range (formaldehyde) : 0-10 mg/m3 Range (carbon dioxide) : 0-1000 ppm The merchant warrants that their products comply with all applicable laws, and are offered only if they comply with Joom'sd policies and EU Product Safety and Compliance laws.