4 * 2700 mAh ER14505 Li-SOCI2 Battery or 5V/1A by Type-C Port E-ink Display / NFC Enabled Emoticon Indication Equipped with Traffic LED and Buzzer Alarm IP30 Rated
Temperature, Humidity, Light, CO2, and TVOC. Milesight IoT Indoor Ambience Monitoring Sensor, AM307-868M / LoRaWAN / Temp. / Humidity / CO2 / PIR / Light / TVOC / hPA / E-Ink Display