4 Channel Control Zigbee Smart Switch Module Diy Switches Mouble Smart Life Wireless Wifi Smart Relay Switch Mobile App Control<br> Smart switch product parameters:<br> Product name: ZigBee wifi smart switch<br> Input voltage: DC 5V/85-250V AC<br> Maximum power: 2200W /10A<br> Wireless Standard: 2.4GHz b/g/n<br> Working temperature: -2070 degrees Celsius<br> Assembly Status: Ready to Go<br> Compatibility: All Compatible<br> Features: Voice Control, Time Switch,<br> APP Control Voice Control: Google Assistant, Alexa<br> Time Type: Timer<br> Connected Object:DIY Household Apps: Smart home, home automation<br> Remote control parameters:<br> Working voltage: DC12V (one 27A/12V battery)<br> Working current: 10mA@12V<br> Radiation power: 10mw@12V<br> Modulation method: ASK (amplitude modulation)<br> Transmission frequency: 433MHZ<br> Transmission distance: 50M (the receiver sensitivity is negative 100dbm)<br> Demodulation method: ASK<br> Local oscillator mode: sound table stabilized frequency local oscillator<br> Receiving sensitivity: -100Bm<br> Output data level: TTL level<br> Working temperature: -20~+60<br> Specifications:<br> Caution:<br> This product supports both Zigbee wireless control and RF433 remote control control<br> Before using the device, please check the following:<br> 1. Your smartphone or tablet has been connected to a 2.4G WiFi capable of accessing the Internet (5G WiFi is not currently supported)<br> 2. The mobile phone or tablet using the Android system must be an Android version above 4.0.<br> 3. If your wireless router has set MAC address filtering, please enter the router background to turn off the MAC filtering function<br> 4. Must be used in conjunction with Zigbee gateway.<br> Package Included:<br> 1 4-channel Zigbee Smart Switch<br> or