✅【High-Speed Charging Tech】 In-wall duplex receptacles with two USB charging ports with a total output of 4.2 Amp 5V DC. When use separately, the maximum output of the Type C port is 3.0 Amp 5V DC, and the Type A port is 2.4 Amp 5V DC. ✅【USB Dedicated Charging Port Controller】 Each USB port features a protocol chip that precisely reads the power needs of the connected device, delivering optimal power for more stable and faster charging. ✅【Tamper Resistant Shutters】 Prevent children from inserting any unwanted objects into the outlets. ✅【Universal Compatibility】Two high speed USB ports provide the fastest charging, compatible with iPhone, iPad, iPod, Samsung Galaxy/Note, Android mobile phones, E-readers, game systems, tablets, headsets and digital cameras, etc. ✅【Easy to install】 Support side wiring and back wiring(suitable for 2 hot wires in parallel). All screws have been loosened for ease of installation, there's no need to loosen the screws counterclockwise before wiring. Fits in a standard wall box. Can replace existing outlets. Compatible with standard wall plates and can be multi-ganged with other devices. Providing more space for maneuvering and reducing stress on USB cables. ELEGRP USB Charger Wall Outlet, USB Receptacle with USB A & USB C Ports, 20 Amp Duplex Tamper Resistant Receptacle Plug NEMA 5-20R, Wall Plate Included, UL Listed, 1 Pack, Matte Grey