Duracell Power mat Portable Charger Set with 2 Charging Enabled Backup Batteries Charge up to 3 mobile devices at once with the 2 included backup batteries Max power 8800 mAh "Long Haul" battery is compatible with tablets, smartphones and other USB devices such as music players, e-readers and more and can charge 2 devices simultaneously Pocket-sized 1850 mAh "Day Trip" battery has 2 integrated connectors: Apple Lightning connector to charge iPhone 5s/5/5c and micro USB for all non-Apple smartphones such as Android, Samsung, Blackberry and more. Also compatible with iPhone 4/4s with the included tip Easy to recharge with the included USB wall plug or for the ultimate convenience, recharge wirelessly on a Power Mat (sold separately) Up to 2 days of talk time / 5 iPhone charges (40 hours / 4 charges for the high capacity battery + 8 hours / 1 charge for the pocket sized)