WIDE COMPATIBLE -Tuya Zigbee Hub is needed.220V 2 channel smart zigbee relay switch,dry contact passive output,without voltage at output,just on off signal.You can add most appliance from 0-220V at output contact.automate your garage door gate linear actuator motor etc ZigBee3.0 Protocol, One-tap Pairing: Adopts ZigBee3.0 protocol, you can quickly add it to Tuya Zigbee Bridge,Tuya zigbee hub getting them paired via a single tap on the app Voice Control,works with Amazon Alexa and Google home devices for complete voice control, remote control and Intelligent timing. Free your hands.With 433Mhz RF receiver built in,support fixed learn 433Mhz RF(don't included) Working voltage DC 5V or AC85-250V, accepts power through either a micro-usb or standard terminals. Power is not passed through to the relay circuit. It is an isolated dry contact on/off momentary relay ZigBee board ZigBee IOT with clean contact low voltage Zigbee on/off switch controller,work as zigbee button to DIY Smart garage door opener with momentary mode Timer and schedule.set countdown/loop timer schedule for convenient life,happy share MHCOZY ZigBee Smart Switch, DIY Smart Home,Control your home appliances or electrical devices anytime and anywhere
Why Choose Zigbee? Absolute data privacy and no need to download third-party APP. Echo Plus voice pairing directly without worrying about data collection.
Easy To Install And Wide Compatible support Alexa and SmartThings Hub, work with Echo Plus 2nd Gen (L9D29R), Echo Plus(ZE39KL), Echo Show 2nd Gen (DW84JL) and Echo Studio. No third party app required, just plug in and ask: "Alexa, discover devices."

Features:

Two working voltage: USB 5V or AC 85-250V
Power < 1W, and quiescent current:80mA
Cutover current< 10A , Cutover voltage< 250V
10A Relay Model
Working Temperature: -40 to 70degree
Working Humidity: 40% to 80% RH
Function:

1. Default inching Function: Press the open relay by mobile phone, then cut off the pull-on immediately(default one second)
2. Self-locking mode: trigger to Turn on/off connected devices

Voice control
Zigbee 3.0 smart switch can work perfectly with Alexa-enabled devices like Echo/Tap/Dot, as well as Google home. Just with a simply voice command, Alexa or Google Assistant will work for you, turning on/off the connected devices at once.
Control home appliances or electrical devices with your voice like this:
“Alexa, turn on the light.”
“Alexa, turn on Garage door.”
“Hey Google, turn off the bedroom light.” “

Package included:
1 x ZigBee Wireless Smart Home Relay Switch with ABS case
1 x Instruction