solperk solar panel kit 20w 12v, waterproof solar battery trickle charger maintainer + smart mppt controller + adjustable mount bracket for boat car rv motorcycle marine automotive is up for auction in Automotive. The current bid is $1.50, 95% below the $32.99 MSRP, in New/Like New condition. Bid on this item at our Georgetown - Triport Road location before the auction closes.