The most compact personal power device in Brunton's line, the Freedom provides enough power to charge and recharge your devices like iPods™, smartphones, digital cameras and more. Charge it in the car, from the laptop or via the suns powerful golden rays. Mini-USB output with option to purchase adapters for all other handheld electronics. Solar panel: 100 mA polycrystalline. Battery storage: 2,200 mAh battery. Output: 1,000 mA / 5V (USB 2.0 compatible). Dimensions: 5.7" x 3" x 0.88". Weight: 5.7 oz.