This product is an vital tool for your to achieve your intelligent life. With this product, you can control the temperature of the device, which can be achieved through your phone, it is easy to operate, come on and try it, it will not let you down. Features: It is easy for you to install it: Unscrew the adapter and put in to the valve, then tighten the adapter, and rotate the temperature control body onto the adapter. Multiple modes available: boost mode, comfortable mode, vacation mode, automatic mode, energy-saving mode for you to choose. With the low power alarm function, when electricity is running out, it will remind you, so you do not need to worry about sudden depletion of electricity interferes the using. Automatic mode: you can choose the working method from 5+2, 6+1, 7 days and 6 periods. After the selection, press the button to enter the time setting of the first period of the working day, then once again, press the button to set the temperature for the rest and finish setting. After connect with the APP by the ZigBee g-ateway, you can adjust the temperature through your phone, which is intelligent and convenient. Specifications: Material: ABS Color: white Control accuracy: 0.5 Temperature sensor: NTC(10k)1% Work environment temperature: 0~50 Default setting temperature range: 5~35 Display temperature range: 1~70 Thread size: M30*1.5mm Max route: 4.5mm Item size: 56 * 75mm / 2.2 * 3.0in Item weight: 131g / 4.6ounce Package size: 105 * 90 * 75mm / 4.1 * 3.5 * 3.0in Package weight: 185g / 6.5ounce Packing list: 1 * Radiator Thermostat 1 * RA Adapter 1 * RAV Adapter 1 * RAVL Adapter