Made of ABS plastic with high quality, lightweight, insulation and durable. Set times for automatic control, it has simple, repeat and countdown timers that you can use to automatically control the home appliance. Support the preset temperature and humidity range, when the ambient temperature and humidity of the environment fall within the range, it will automatically open or close the connected device. It can be used in indoor temperature and humidity measurement, then start your smart home method Specification for nbsp; TH16: Input voltage: 90 ~ 250V AC Input current: Max 10A / 16A Max. Power: 2200W (10A) / 3500W (16A) Humidity: 5% -90% RH, non-condensing Operating temperature: 0C-40C (32 F-104 F) Wireless standard: 802.11 b / g / n Security mechanism: WPA-PSK / WPA2-PSK Housing material: flame retardant ABS V0 Certification: CE, RoHS, FCC AM2301 sensor: Temperature measurement range: -40 ~ + 80 Humidity measurement range: 0 ~ 99.9% RH Power supply: 3.3-5.2V DC (5V recommended) Type of temperature sensor: resistive Type of humidity sensor: Capacitive Length: 0.5m