The Stanley BM1S is an automatic battery charger and maintainer that's a must-have for RVs, specialty vehicles, classic cars, motorcycles, lawn mowers, watercraft, and more. And with included terminal O-rings and clamps, it gives you two ways to charge. From Stanley.

• Includes Stanley BM1S battery charger, clamps, and O-ring terminals
• Automatic smart battery charger and maintainer
• Compatible with standard 12-volt wet, gel, and agm batteries
• 1 amp charging
• Sealed, impact-resistant polymer housing
• Integrated reverse polarity alarm and circuit protection
• Measures approximately
• 3.3"L x 1.1"W x 1.3"H; weighs 0.52 lbs
• ETL listed
• Imported

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