?topsolar topsolar 100w 12v solar panel kit battery charger 100 watt 12 volt off grid system for homes rv boat + 30a solar charge controller + solar cables + brackets for mounting is up for auction in Patio, Lawn & Garden. The current bid is $2.00, 98% below the $90.00 MSRP, in As Is condition. Bid on this item at our Louisville - Intermodal Dr. location before the auction closes.