USB Compatiblity: 15A Tamper-Resistant Outlet with usb port provide an efficient service in compatible with all kinds of USB devices with multiple charging protocols.
USB Features: 4.2A 5V Two High-tech USB PORTS, automatic identity the charging current that the device required. no more expensive adapter. make you much easier to charge your phone, Pad, etc.
Installation: Tighten the screws clockwise for easy to install, not require additional wire. each product has a installation instruction for users.
Notes: If the devices combined power requirements exceed the power capacity of the usb Ports, the charger will automatically shut down to protect your devices.
2 Years and UL listed. Each product has been passed strict testing. And this product with 2 wallplates, one is standard wallplate with 2 screws, another is screwless wallplate.