Docking Drawer 21 Slim In-Drawer Charging Outlet featuring 2AC and 2 USB ports, Listed to UL 962a, Easy to Install Create a charging station to charge up to 4 devices simultaneously. Ideal for charging cell phones, tablets, laptops, fitness trackers, CPAP machines, e-readers Electrical connection - 4 cord with 3 prong plug. This outlet WILL NOT work with high powered devices such as hair dryers, stand mixers, etc. (Max Output = 3 amps) Ships fully assembled and tested. ETL listed to UL 962a. Simple to Install. Sizing - For 21 deep cabinets with a minimum drawer box width of 16 and 3 of available space behind the drawer box. Mounting Diagrams available to plan your installation