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