Features: 1With doublesided tapes easy to install and fix suitable for home bedroom living room kitchen. 2It can be used in multiple scenes the device responds quickly and provides smoother control. 3All intelligent devices can be controlled more easily by a key on the switch and easy to operate. 4Each switch button can meet multiple needs realize different scenarios and provide intelligent life. 5Create any intelligent automation on the mobile phone application support APP control and voice control. Specification: Item Type: Scene SwitchMaterial: ABSColor: WhiteWeight: Approx. 92g / 3.2ozProduct Type: Intelligent HomeBattery Type: CR2430 (Battery Not Included)Rated Current: 0.2mAInstallation Hole Distance: Approx. 6cm / 2.4in1Wireless Protocol: WIFI 2.4GHZ Package List: 1 x Manual1 x Controller (Battery Not Included)2 x Double-Sided Tape Note: 1. Please allow 01 inch error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.