[Weekly Programmable]--5+2/6+1/7 can be programmed week, 6 time periods can be set on weekdays, and 2 time periods with different temperatures can be set on weekends. [Simple mode switching operation]---Press "M" key to switch between automatic and manual mode. In automatic mode, press the up and down to manually control the temperature, and the thermostat returns to automatic mode at programmed time period. [Precise temperature setting, detection display and hysteresis]---Accuracy reaches 0.5, 0.1 and 0.5, precisely control your room temperature. [Child lock function]---The child lock function prevents children from operating it. Make your home is smart and safe. Temperature sensor: NTC Temperature accuracy: 1 Display: LCD Working temperature: -5-50 power consumption: Less than 1W Temperature setting range: 5-60 Temperature display range: 0-51 Voltage: AC 95-220V 50/60Hz Size: 86 x 86 x 13mm(front)+27mm(rear) Electrical Safety Standard: GB14536.1-2008 Model Number:ZWT100 Zigbee:Tuya Zigbee 3.0 APP:Tuya Smart life Voice Control:Yandex ,,Google home Type: A: 3A Water Heating color:Black+white Material:plastic Package Contents: 1 x thermostat Only the above package content, other are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.