【More Energy Saving SMART THERMOSTAT 】Heating and cooling mode, built-in accurate temperature sensor, ambient temperature is detected automatically by remote controller, when the current temperature is equal to the target temperature, the thermostat plug stops heating or cooling.【More Energy Saving Functions】Big LCD display with green backlight; Plug and play type, no need installation; Portable design, stand on table/wall mounted.【Easy Operation 】 Wireless thermostat can be used as remote control socket. Users can manually turn ON or turn OFF connected home appliances remotely.【Wide Range of Application】 Built-in temperature sensor in remote controller body; Display current temperature and Target temperature, when you preset the target temperature, it will automatically turn on and turn off connected heater/cooling device or home applicants，and maintain in a stable room temperature.* Low battery warning, ℃/℉ symbol will be flashing when the battery is lower than 2.7V; Remote control is powered by 2* 1.5V AAA battery (not included)