Battery Tender 12v 800 mA Weatherproof Smart Automotive Charger and Maintainter 022-0150-DL-WH 

Since its introduction in 2003, it has been widely accepted as a solid new addition to the Battery Tender® family of charger products. This compact 800 mA battery charger has all the charge characteristics of its cousin the Battery Tender® Junior. It incorporates highly efficient surface mount technology electronic components. The interior is completely encapsulated, protected from shock, vibration, and moisture by an electrically insulating, thermally conductive, flame retardant, synthetic epoxy resin compound. It's tough, affordable, and a strong, innovative battery charging solution.

This charger is no larger than a standard computer mouse yet packs 800 millamps of pure constant current charging power. Coupled with a brain (IC chip), the charger will constantly monitor, charge, and then maintain your battery! Perfect for all outdoor types of ATV's, watercraft, motorcycles, boats, or anywhere water is a threat.

Battery Tender Waterproof 800 Charger

• Input: 120VAC @ 60 Hz
• "SuperSmart" Technology
• Spark Proof
• Short Circuit Protected
• Reverse Polarity Protected
• Weatherproof
• Weighs only 1 Pound
• Includes Alligator Clips and Ring Terminals
• Listed in the California Appliance Efficiency Database
• 3 year warranty