We thought this looked a little gimmicky but it actually works great. It charged a nearly completely dead batter enough to start the truck after three days... Harbor Freight buys their top quality tools from the same factories that supply our competitors. We cut out the middleman and pass the savings to you!
Save 54% by shopping at Harbor Freight. Keep your vehicle battery topped off with this solar battery charger. Designed to compensate for small, steady battery drains from the vehicle clock or alarm system, this solar charger mounts easily to the windshield or dash and conveniently plugs into your 12 volt car cigarette lighter port.. Keep your vehicle's battery topped off with this solar battery charger. Designed to compensate for small, steady battery drains from the vehicle's clock or alarm system, this solar charger mounts easily to the windshield or dash and conveniently plugs into your car's 12 volt cigarette lighter port. With an amorphous crystal solar array, this solar charger provides superior performance in.