[Can control any smart device (provided)] Control lights, electronics and small appliances from anywhere. [No need to install] Can be hung , can also be placed on the table, and you can at your fingertips! [Custom/Key Operation Scene mode] Smart scene button, matching the smart scene, one key to open the smart scene. You can freely set scenes or lights on Smart. In the scene mode, the button respectively support single click, double click scene requirements. You don't need to click the scene mode on your phone, just click the ZigBee smart remote control to open the smart scene. For example, movie mode: turn on the TV, turn off the lights in the living room, draw the curtains, turn on the TV ambient light, and turn on the audio. Simply click the remote control button to do it easily. This product must be used with Zigbee Gateway (not included). Without Zigbee Gateway, it not work. The appearance and color of different batches of products may be different, which not affect the use. Colour:White Material:plastic Package Contents: 4 x ZigBee Devices Button 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.