DURACELL DRBC6A 6 Amp Battery Charger Maintainer 3-Stage Float Charge Ideal for 12 Volt 12V Lead Acid SLA batteries for Cars, Motorcycles, Marine Sports Watercrafts and more DURACELL's 6 Amp Battery Charger Maintainer works with 4, 6 and 8 cylinder Lead Acid and AGM batteries. UL1310 Certified. Safe to keep the charger connected to your vehicle at all times to ensure a 100% full battery at all times! Charge Smart with our intelligent 3-stage charging battery maintainer for optimal performance and extended battery life. Stage 1: Bulk Stage 2: Absorption Stage 3: Float (Maintenance) LED Charging Light displays the status of the battery charging process as well as detects reverse polarity. Built-in cable fuses and reverse polarity protection features provide safety against shorting and also help prevent overcharging and incorrect connection that cause short circuitry Product Includes: Battery Charger, Quick Connect Charging Connector Cables, Clamp Battery Cables and Ring Terminal Battery Cables & User Guide Perfect For: Cars, Trucks, SUV, ATVs, Battery operated Cycles, Lawn Mowers, Boats, Watercrafts, Snowmobiles, etc.