No matter what devices you carry - cell phone, iPod®, etc., - the Inspire packs enough power to keep them running. From the airplane to the gondola, this little powerhouse is the perfect companion. Charge it once and recharge your handheld devices multiple times before going back to the well for juice! Battery storage: 3,200 mAh. Output: 1,000 mA/5V (USB 2.0 compatible). Wt: 4.2 oz. Dimensions: 4" x 3.13" x 0.63".