Designed for fast paced commuters and drivers who want to stay connected but never be tied down, Brunton’s Torpedo™ 2600 works with the 12v power socket in your car or truck. Features an on-board lithium battery, so you can take the charge with you when you go. High-grade Lithium ION cells charge faster and last longer; no memory and minimal discharge; 1000 cycles at 80% capacity. Charge Time: DC car socket - 2 to 3 hours; USB - 3 hours, AC/USB - 3 hours. Power Storage: 2,600 mAH, Output: USB, Power Output: 1 AMP.