❤️❤️The wireless thermostat is intended for automatic control of electrical heating appliances or cooling appliances, it will automatically turn on/off heating devices or cooling devices through your preset target temperature. Maintains stable room temperature and provides comfort and energy saving. ❤️❤️Different uses of WTC 100 and WTC 200: WTC100: The remote and the outlet has to be in the same room for it to function properly, as the temperature sensor is in remote. WTC200: The remote and the outlet can be in different rooms (space), as the temperature sensor is in the plug. Specifications: Model:WTC200 Operating voltage: 100-240V AC Load capacity: 100-240VAC 12A, 1300W@110VAC, 2650W@220VAC Remote batteries required: 2PCS 1.5V AAA, standby for 6 months 💜Transmission distance: 100m (open space) Measuring temperature range: -10℃~80℃, 14℉~176℉ Activation temperature range: 0℃~70℃, 32℉~158℉ Temperature accuracy: ±0.1℃/℉ Control Precision: ±1℃/℉ High and low temperature alarm: 0℃~80℃/32℉~176℉ Remote control refresh frequency: 20 Seconds Temperature probe: Receiver(thermostat outlet) with 2m/6ft NTC probe Cooling mode and Heating mode conversion: Set the temperature RUN value higher than the STOP value(RUN＞STOP), the controller is in cooling mode. Set the temperature RUN value lower than the STOP value(RUN＜STOP), the controller is in heating mode. Please note: 1) 2 AAA size batteries are needed for the remote. The package will not include batteries. 2) If you have more than one set(two sets or more), you want one remote to work only one outlet, when pairing, please remove the batteries of other remotes and keep only one remote control is in active (power on) state. ❤️❤️WTC200 Package include: 1x Receiver 1x Remote Controller 1x 2m/6ft NTC probe 1x User Manual