This product comes with a one year manufacturer warranty. Charge almost any USB device- You can charge more than just your smartphone or table with this handy, multi-port adapter. It will also power up your e-reader, Bluetooth headphones, portable speakers and nearly any other device that charges with a USB cord. Charge 6 Devices simultaneously. Overcharge protection Charges safely. Rapid Charger- Charge your power hungry devices at full speed with 60 watts and 12A total output. Perfect for International Travel- AC 110-220V input voltage. Smart port technology maximizes compatibility with Android, Apple and other devices by enabling charging speeds of up to 12 amps among 6 ports or 2.4 amps per port.