Features: The shell is made of high-quality flame-retardant material PC+ABS, which has beautiful appearance. Touch operation, LCD display indoor temperature, equipment temperature, week, clock, timing switch indicator and working status indicator. With room temperature calibration function and child safety lock, frost-protection function: When room temperature is 5℃ lower, the thermostat will automatically turn on the heating mode. The high reliability single chip microcomputer has strong anti-interference ability. The devices has through security and high reliability testing. Controllable equipment: electric ball valve, electric valve, electrothermal valve, electromagnetic valve, heater, electrothermal film, carbon crystal, etc. WiFi control of mobile phone Specification: Condition: 100% Brand New Item Type: Underfloor Thermostat Material: PC+ABS Color: As shown in the picture Size: Approx.8x8x4cm/3.1x3.1x1.6in Weight: Approx.256g/9oz Working Voltage: AC100~240V, 50/60HZ Load Current: 3A (water heating), 16A (electric heating) Temperature Control Accuracy: ±0.5°C Set Temperature Range: 5°C - 35°C Temperature Limit Range: 5-99 ° C Self-consumption Power: <0.3W TemperatureSensor: NTC Installation Method: 1. Open the main control board and use a 3.5m wide slotted screwdriver to extend along the slope to the depth of 4mm in the card slot. Lift it up slightly to open the hook. 2. Remove the back shell and power supply, according to the wiring diagram correctly wired, use the screw to fix the back cover on the cassette. 3. Connect the lower cover cable to the upper cover circuit board. 4. Hang the top two hooks at a 30 degree angle, press the two corners below the thermostat slightly, and get stuck. The installation is complete. Package List: 1 x Underfloor Thermostat 1 x Connection Line 2 x Screw 1 x Instruction Manual Note: Please connect the wiring according to the wiring diagram strictly. Do not let water, mud and other debris enter the thermostat. Otherwise, the thermostat will be damaged! 1、Controllable equipment: electric ball valve, electric valve, electrothermal valve, electromagnetic valve, heater, electrothermal film, carbon crystal, etc. WiFi control of mobile phone 2、The high reliability single chip microcomputer has strong anti-interference ability. The devices has through security and high reliability testing. 3、With room temperature calibration function and child safety lock, frost-protection function: When room temperature is 5℃ lower, the thermostat will automatically turn on the heating mode. 4、Touch operation, LCD display indoor temperature, equipment temperature, week, clock, timing switch indicator and working status indicator. 5、The shell is made of high-quality flame-retardant material PC+ABS, which has beautiful appearance.