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 Alexa, and for Google 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 may vary, which does not affect the use Package Contents: 3 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.