The DigiPower PD-PK1BB smartphone and tablet Home and Car Power Kit features 2.1 amps of power for rapid charging. The led power indicators make it easy to see the charging status of your device. The micro USB cable is included to charge and sync your USB device. Both chargers are equipped with Digipower"s Power Protection Circuitry to safeguard your valuable devices from over voltage, over current or short circuit conditions.