Extend your battery life by 4X giving your 48 hours of extra battery
Recharge your mobile devices with the white mophie power boost XL 10,400mAh Dual USB Portable Battery Pack, a compact and portable mobile power solution. This power boost features dual USB charging ports, so you can charge two mobile devices simultaneously. Between both ports, your devices will enjoy up to 4.2A of total power.
Dimensions: 2.25" W x 6.1" L x 0.87" H (5.7 x 15.5 x 2.2 cm)