The Square D X Series USB A/A Duplex Decorator Tamper Resistant Outlet with back wire clamps combines a traditional receptacle with modern USB-A charging into a single receptacle. Users can plug 2 USB cables and 2 power cords at the same time for applications where power density is important. This device supports 5 volts DC and up to 2.4A per USB A port (4.8A total) to quickly charge modern electronic devices. Complete the look with one of the Square D X Series cover plates (not provided) that easily snaps into place for a modern, flush-facing finish to your walls. Complete the look with one of the Square D X Series cover plates (not provided) that easily snaps into place for a modern, flush-facing finish to your walls. Enjoy a consistent look across your room or home with the full line of Square D X Series switches, dimmers, sensors, and receptacles. Wiring and installation is fast and easy with back wire pressure plate and ground screw pressure plate. It has a width of 44mm, a height of 103mm and a depth of 45mm. By satisfying the UL 1310 and the UL 498 standard, this USB receptacle is cUlus certified. This device supports up to 2.4A per USB A port (4.8A total) to quickly charge modern electronic devices. The dimensions are (W) 44mm x (H) 103mm x (D) 45mm. This device is black with matte surface finish. Use both USB-A ports to charge two devices at the same, adding time-saving convenience to your home. This device is compliant with UL 1310, UL 498 standard and cULus certification.