Blackframe 40 Watt Mono-crystalline Solar Panel Charger Start Price USD 259.95 Current Price USD 259.95 Time Left - Bid Count 1 Buy It Now Price USD 269.95 Reserve Price - Start Time Monday, September 29, 2008 End Time Monday, October 06, 2008 Location USA See more about 'Blackframe 40 Watt Mono-crystalline Solar Panel Charger' Description Condition: Factory new package 100% Brand New   40 Watt Mono-crystalline Portable Waterproof Solar Panel in black color (very rare) aluminum frame to charge your 12V battery or to run your science projects. The rare black color frame makes it look handsome.   Mono-crystalline Waterproof Solar Panel in Black Color Aluminum Frame Assembly professionally with Suntech Mono-crystalline solar cells (in worldwide shortage), alligator battery clamps included. TUV certified and IP65 rated junction box with cable with MC connector By-passed diode to minimized power drop caused by shade Class II black color coated aluminum alloy frame Anti-reflective high transparency tempered glass Solar cell embedded in EVA (ethylene vinyl acetate) Tedlar foil backing 18V average working voltage, 2.22 A maximum current   This solar panel is using the most expensive and highest performace solar cells so the price could be slightly higher than the really cheap Amorphous type on Ebay. There are three types of Solar Cells on the market.  This solar charger is using the best Mono-Crystalline Solar Cells:   Mono-Crystalline - 25 plus years service life and up to 20% efficiency. This is the same type use in solar car racing. This type of solar cells is now in worldwide shortage because only a few companies can manufacture this type solar cell. The raw material which is a special kind of silicon sand ore is also in great shortage.  It is in black color circular or semi-circular silicon wafer form in appearance.   Product Dimensions: 25 x 21 x 1  inches, Weight 8.85 lbs   Compatible Battery: Any 12V rechargeable battery, you may need to use charging controller to have auto shutoff to prevent overcharge. However, you can unplug manually when it is fully charge. Powered by eBay Turbo Lister Place a Bid!