Overview: This product is a 16 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 Amazon Alexa, and for Google Home/Nest, and enjoy intelligent life and make your home smarter. A total of 16 channels, of which 1-4 channels are 50A Magnetic latching relays and 5-16 channels are 16A relays. The 16-channel switch status can be displayed by the panel LED indicator. Support RS485 switch/dry contact switch/reset switch/rocker switch Through the panel key switch, the channel can be opened separately and in time sequence to realize the function of separate switch and time sequence switch channel. Zigbee version, need to be used with Tuya Zigbee Gateway. What can I use it for? Connect a light, remotely control the switch of the light, and can also switch on and off regularly 19:00 On 21:00 Off. Open your curtains regularly 7:00 Change the water for the fish tank regularly Use mobile phone or voice control Garage door switch Control your heater remotely And your coffee machine Connect a water pump, remote control or timer switch More functions waiting for you to discover. Input voltage:AC110V-240V Default inching Function: Press the open relay by mobile phone, then cut off the pull-on imediately, you can set the inching time in APP , it has the timing-share function at the same time. Self-locking when press the inching and locking button with the light on. Press open relay to pull-on, press close relay to cut off. Note:the color is slightly different and the words are slightly different, which does not affect the use. Color:As Shown Mater