Milesight IoT Indoor Ambience Monitoring Sensor, AM307L-868M - 221678

4 * 2700mAh ER14505 Li-SOCl2 Replaceable Batteries or Type-C Port Power Supply Battery Life: Around 4 Years (10 min interval, 25°C) NFC Enabled Equipped with Traffic Light Indicator and Buzzer Alarm IP30 Rated Temperature Humidity PIR Light TVOC Barometric Pressure Carbon Dioxide (CO2)