Brand Name: GIRIER Origin: CN(Origin) State of Assembly: Ready-to-Go Standard: Smart thermostat for electric heating Type: Smart thermostat for water gas boiler Name: Smart thermostat for water heating Rated Current: 16A,3A,3A Rated Voltage: 90~240V Voltage Frequency: 50/60Hz Temperature Control: 0~70℃ Control Accuracy: ±5℃ Factory Settings: 5~35℃ Wifi Frequency: 2.4GHz Wifi Protocal: IEEE 802.11 b/g/n Wifi Security Mechanism: WEP/WPA-PSK/WPA2-PSK Support System: IOS/ANDROID App: TuyaSmart/Smart Life Voice Control: Compatible with Alexa Google Home Certification: CE, RoHS