APP remote control: Through the APP, you can remotely monitor your home temperature anytime and anywhere oice control: Works with for and for Home to achieve voice control. With just one voice , the smart thermostatic valve start working, freeing your hands Weekly programmable: You can set a schedule according to the user's needs and habits, adjust the room temperature regularly, and provide a personalized experience Energy saving: Automatically adjust the temperature of the heating system according to changes in indoor temperature to achieve energy saving and environmental protection Visual display: 5. Visual display: Equipped with a display screen to display information such as indoor temperature, so that you can understand the current environmental conditions Protection level:IP21 Working temperature:-10-50 connect:M30 x 1.5mm Linear travel:4.5MM Working channel:11-26@2.400-2.483GHz Maximum transmit power:+10dBm (The product printed words depending on the batch, but this does not affect use) Color: As Shown Material: Plastic Package Contents: 2 * ZigBee Thermostatic Radiator Valve Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.