[Smart Programmable Thermostat] Weekly programmable and 5+2 days and six programmable periods, energy-saving and environmentally friendly, intelligent and economical. [Voice Control] Replacement for Alexa, Google Home, Yandex Alice, Tmall Genie, and more smart voice speaker; also supports Smart Life smartphone APP remote control. [LED Touchscreen] Large display screen can clearly display the data in both bright and dark environment, easy to operate. [Flame-retardant] Made from premium PC and ABS material with high strength and high density, no fear of fire, sturdy and durable; support battery and USB power supply, flexible to e. [0.5°C Accuracy] Precisely control temperature within the setting level, offering the temperature you want; also support data storage funct when power is off. Specificates Model: BHT-8000RF-GC (for gas boiler heating), BHT-8000RF-GB (for electric heating), BHT-8000RF-GCW (for gas boiler heating, support APP WiFi control) BHT-8000RF-GBW (for electric heating, support APP WiFi control) BHT-8000RF-GBCW (for gas boiler & electric heating, support APP WiFi control) (optal) Color: White Material: ABS + PC + Tempered Glass Receiver Voltage: 95-240V AC, 50-60Hz Receiver Current: 5A (boiler heating), 16A (electric heating) LED Panel Power Supply: 2*AA battery/USB Temperature Control Accuracy: 0.5°C Temperature Error: ±1 Sensor: NTC3950,10K Timing Error: <1% Set Temperature Range: 545 Working Temperature/Humidity: 04595% RH Non Condensing Power Consumpt: <1.5W Protect Class: IP20 Screen: LED Receiver Installat: Wall-mounted Display Panel Size: 13 x 9 x 1.8 cm/5.1 x 3.5 x 0.7 inches. Display Panel Weight: 110g/ 3.8oz Receiver Size: 10 x 8.6 x 2.6 cm/3.9 x 3.3 x 1.02 inches. Receiver Weight: 110g/ 3.8oz Package List 1 x Display Panel 1 x Receiver 2 x Screw 1 x Display Panel Support