Features: Zigbee3.0 wifi Tuya Smart switches, new 4-channel designed, allows you to turn on off 4 household appliances remotely and independently. Support ZigBee3.0 micro/self-locking intelligent switch, you can set self-locking, interlocking and inching modes to meet different demand. It can be used as Zigbee-router to help transmit Zigbee-signals to ensure stable connection when using multiple Zigbee3.0 devices home. You can create smart scenarios so that one Tuya or Smart-life APPlication device can start/close another, or gather multiple devices into one group, and then click to run them together. Easy to configure to smart-life application, AC85-250V or USB 5V working voltages, widely applications, such as for light, electric kettle, garage door, sliding door, electric motor lock, curtain, access control, etc. tuya smart-life app-controlled devices. Specifications: Material: Plastic Color: White Size: Approx. 8.1x7.6x2.8cm/3.19x2.99x1.1inch Name: 4CH RF433 Smart Switch Module Model: ZG-005-RF Input: AC85-250V/USB 5V Wireless Standard: Zigbee3.0 Max-load: 10A/Gang.16A/Total Radio Frequency: 433Mhz Max-power: 2200W /10A Wireless Standard: 2.4GHz b/g/n Working Temperature: -20℃~70℃ Please check the following items before using the equipment: 1. Your smartphone or tablet is connected to a 2.4G WiFi that can access the internet (5GWiFi is currently not supported) 2. Mobile phones or tablets using the Android system must be Android version 4.0 or higher 3. If your wireless router has set MAC address filtering, please enter the router background and turn off the MAC filtering function 4. It must be used in conjunction with the Zigbee gateway. Package Includes: 1x Smart Switches note: Please allow 0-1cm error due to manual measurement. Please allow for slight color difference due to different display resolution.