6 channels universal Zigbee smart switch , for your smart home system to remotely and automatically turn on/off home appliances and electronic devices by phone APP. It can connect and control appliances on APP at the same time, and you can independently turn on/off each of the gangs. It also supports timing turning on/off the appliances at a specified time, and share to others so that you can control your smart home together with your family. You can also voice control your home appliances by , and for Home/Nest, and enjoy intelligent life and make your home smarter. Colour:grey Material:plastic Tip: The Zigbee version needs to be used with a Zigbee gateway (not included)! Due to different product batches, the appearance , which does not affect the use Package Contents: 2 x Relay Switch Module 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.