"Brunton Restore 2200 mAh, 1X Charge, Dual Solar, Vibram Sole - White Brand New Includes Lifetime Warranty, The Brunton Restore 2200 Solar Panel battery is the most efficient and compact integrated solar charger
The internal battery keeps extra energy at hand, and twin solar panels keep the battery at peak capacity in less time. Advanced polycrystaline solar technology gathers maximum energy per inch for maximum efficiency. The water resistant battery also features a durable, rubberized shell with a power gauge and auto shutoff for power management. Restore 2200 Features: Product # F-RESTORE-VBK Product # F-RESTORE-VYL Product # F-RESTORE-VRD Product # F-RESTORE-VOR Product # F-RESTORE-VBL Product # F-RESTORE-VWH, Solar Panel, 5v, 1, 000mA USB Output, Water Resistant, Lithium Polymer Battery, Power Gauge & Auto Shut-Off, 2200 mAh Battery Storage Capacity, Durable Rubberized Shell, Mini-USB Output, Compatible w/ Brunton Sync Tech Enabled Headlamps & Task Lights"