Smart Wall Switch E1 is est from for Xiaomi Ecological chain, can works with APP home / aqara home / homekit The wall switch can connect the wire, can control any bulb throught the wire The E1 wall Switch can works with the zigbee 3.0 gateway When you connect, the region where the app is located is set to Mainland China. Switching the platform will restore the gateway to factory settings. The network, automation and sub-devices need to be reconnected and set up. Dimensions: 86 x 86 x 30.15mm Wireless Connectivity: Zigbee 3.0 Rated Voltage: 220V-,50Hz Rated Power: Max 1100W, Min 3W Operating Temperature:0°C-40°C Operating Humidity: 5-95% RH. No condensation Colour: As Shown Material:ABS Specifications: B single fire double bond Due to different batches, there may be differences in product appearance and printed text, which will not affect use Package Contents: 1 * Wall Switch Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.