West Marine 2 Amp Waterproof Battery Charger & Maintainer — Used, Good

West Marine 2 amp waterproof battery charger and maintainer. IP67-rated — fully sealed against water, rain, moisture, corrosion, dust, and oil. Automatically compensates for voltage drop from extension cords. Reverse polarity alarm. Hanging hook with magnet and mounting brackets included. Good for maintaining a boat battery on the hard, charging a PWC, or keeping a backup battery topped off at the dock. Works great.