Groupon: Get the Soladec Portable Solar-Power Charger for just $64.99 shipped!

• Latest-generation ultra-efficient monocrystalline photovoltaic 1.65W solar cell
• Can be charged through sunlight, a USB port, or a wall outlet
• Charges more than 3,500 USB-compatible devices, such as iPhone 4/4s, most Android phones, Kindle, tablets, GPS systems, and MP3 players
• Integrated high-flux 170-lumen LED lamp works as an S.O.S. blinker
• Durable nonslip coating allows you to use the device while mud wrestling
• Power-level indicator for indoor-outdoor use
• 4,000mAh lithium-polymer battery
• Holds a charge for up to two years; lifespan: 50,000 hrs.