Brunton Freedom Solar Panel and 2200 mAh Battery Brunton Product Includes battery charger Great for camping Water resistant, durable rubberized shell Internal rechargeable Lithium Polymer battery, Power gauge and auto shut-off Solar panel: 100 mA polycrystalline, Battery storage: 2,200 mAh Output: 1,000 mA / 5V (USB 2.0 compatible) Dimensions: 5.5" x 3" x .75", Weight: 6.6 oz.