Feature: 1. Anti Collision And Anti PinchProtection: When the lifting socket rises, it will stop rising when encountering obstacles. During the lifting period, applying a certain amount of pressure can stop the lifting, making the operation simple and convenient to use. When the lifting socket descends near the bottom, it will stop descending when encountering obstacles. 2. Table Electrical Socket: This lift socket not only combines power with the device charging station, but also integrates with the island top, making your desk clean and beautiful. 3. Wireless Charging Station And Protection Function: Wireless charging can work when the unit is extended or retracted. Overload protection, IP65 waterproof. 4. Several Sockets: This intelligent lifting socket has several sockets that can be used for multiple chargers for mobile phones, laptops, and other devices. 3 socket and 2 USB port. 5. Safe Child Lock: The child protective door can be locked by long pressing for 6 seconds, preventing accidental contact with the child lock. Specification: Item Type: Lifting Socket Unexpanded Size: Approx. 189x150mm / 7.4x5.9in Specification: 3 Socket And 2 USB Rated Output: 16A Maximum Power: 4000W USB Output: DC 18W Wireless Charging: QI, 15W Environmental Temperature: -20℃ - +50℃ Opening Diameter: Approx. 125mm / 4.9in Desktop Countertop Thickness: Approx. 8mm-60mm / 0.3in-2.4in APP: for Tuya, for Smart Life WiFi: 2.4G WiFi Shell Material: Aluminum Alloy LED Brightness: Third Gear Brightness Adjustment Protection Function: Overload Protection, IP65 Waterproof Switching Mode: Master Control Control Mode: WiFi And TouchApplication Scope: Desktop, Countertop, Wardrobe, Office, Conference Room, Kitchen, Island Platform, Living Room, Bedroom, Hotel Installation Instructions: Stone Countertop (Including Marble, Ordinary Glass, Vitrified Bricks, Ceramics, Granite, Microcrystalline Quartz, Etc.): It is recommended to use sintered diamond sand hole opener. Wooden Countertops (Including Wooden Boards, Artificial Boards, Gypsum Boards, Plastic Boards, Iron Sheets, Etc.): It is recommended to use a bimetallic hole opener.. Package List: 1 x Lifting Socket 3 x Screw 3 x Nut 1 x Accessory1 x Instruction Note: 1. Non professional home decorators are strictly prohibited from installing. Before installation, necessary power outage and insulation protection measures should be taken. The thickness of the perforated countertop must be between 8mm‑60mm.2. When multiple plugs are inserted simultaneously, the total power of the load will not exceed the maximum rated power.