Features: Wifi and Bluetooth connection Can be programmed/operated via app (TuyaSmart) Compatible with Amazon Alexa, Google Assistant and IFTTT Weekly program 6 switching times Internal room temperature sensor and external temperature sensor Adjustable display brightness and time-controlled display switch-off Technical data: Mounting type: flush-mounted Version: wired Operating voltage: 230 volts Max. switching capacity: 16A / 3680 watts Control type: adaptive control Operating temperature: 5-50C Sensor: internal & external Temperature control range (internal / room sensor): 5-60C Temperature control range (external / floor sensor): 5-60C Compatible NTC sensors: 10kOhm at 25C Frost protection: Yes, 5C Floor limit range: 5-60C IP protection class: IP20 Display/lighting: Yes/Yes Operating frequency: 2.4 GHz Max. transmitted high frequency power: 17.5 dBm Dimensions (WxHxD): 86x86x43.9mm Scope of delivery: 1x Thermostat M2-WiFi in selected color 1x Floor sensor NTC 10kOhm 1x Operating instructions 1x Mounting accessories