Amorphous solar cells for high low-light performance with Reverse Flow Protection * Weatherproof, Durable Aluminum Frame * Link multiple like-units together for even more output and use up to five together with SolarController? for perfect charge control * Includes: 10 ft cable, vehicle cable, and battery clamps * Dimensions: 5" x 12" x .75" Weight: 26 oz Output: 12V Power/current: 2 watts @ 120mA