1,The temperature controller can control electric ball valves, electric valves, electric heating valves, solenoid valves, heaters, electric heating films, carbon crystals, etc., which can be controlled by mobile phone WiFi. 2,Touch operation, LCD screen displays indoor temperature, equipment temperature, day of week, clock, with timing switch indication and working status indication. 3,Multi‑function, with room temperature calibration function and child safety lock, anti‑freezing function, when the room temperature drops by 5 ℃, the thermostat will automatically turn on the heating mode. 4,The performance is good, the single‑chip microcomputer has strong anti‑interference ability, the equipment has passed the safety and high reliability test. 5,Rugged and durable, the shell is made of high‑quality flame‑retardant material PCandABS, which is very durable and has a long service life. Item Type: Thermostat Material: PCandABS Weight: Approx. 254g / 9oz Product Size: Approx. 86x86x40mm / 3.4x3.4x1.6in Working Voltage: AC90-240V, 50/60HZ Load Current: 3A (water heating), 16A (electric heating) Temperature Control Accuracy: 0.5℃ Setting Temperature Range: 5℃-35℃ Limit Temperature Range: 5-99℃ Self-Consumption Power: <0.3W Temperature Sensor: NTC 1 x Thermostat 1 x Antenna 2 x Screw 1 x English Manual Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.