Today only, Sears is offering the Accessory Genie ReVIVE 1500mAh Solar ReStore Battery Pack/Charger for $19.99 with free shipping. Amazon has the ReVive for $30 and their customers reviewed it favorably with 4/5 stars. It can be charged 100% via solar power, USB, or AC outlet. This charger features a flexible LED flashlight and can provide power via MiniUSB or MicroUSB.