The Schumacher Electric SC1363 3-in-1 8 Amp 6 Volt and 12 Volt Fully Automatic Battery Charger and Maintainer is a great way to keep all your batteries fully charged and ready for action. This easy-to-use battery charger features an 8 amp to 2 amp charge/maintain rate for 12 volt batteries and a 2 amp charge/maintain rate for 6 volt batteries. It is compatible with both standard and AGM batteries. Fully automatic, this state-of-the-art unit features auto voltage detection, multi-stage charging, and float mode monitoring to optimize the health of your battery and extend its lifespan. It also incorporates reverse hook-up protection to protect the charger and battery from damage if the clamps are reversed. The desulfation mode returns sulfated batteries to working condition. Other features of the unit include an LED indicator, color-coded clamps, and a heavy-duty metal enclosure. The SC1363 will keep your boat, motorcycle, power sport, car, SUV, truck, or other vehicle batteries in top shape so they are ready to go when you are! 3-in-1 Device: Battery charger, battery maintainer, and desulfator 8 amp to 2 amp 12 volt charge/maintain | 2 amp 6 volt charge/maintain Compatible with 6 volt and 12 volt standard and AGM batteries Multi-stage charging employs an advanced algorithm to keep your battery in top condition Float mode monitoring adds charge only when needed to maintain a fully charged battery Auto voltage detection Reverse hook-up protection is designed to protect the charger and vehicle battery from damage if the clamps are connected in reverse Heavy-duty construction with steel case, sturdy handle, and color-coded metal clamps In the Box: Schumacher Electric SC13633-in-1 8 Amp 6 Volt and 12 Volt Fully Automatic Battery Charger and Maintainer and user manual Battery Voltage: 6/12-volt Series Name: Car battery charger Cord Length (Feet): 6.3 Alternator Check: No Amperage: 8 Automatic Shut-Off: Yes Desulfation: Yes High Frequency Charge: No Package Quantity: 1 Power Source: Electrical outlet Rechargeable: No Reverse Polarity Protection: Yes Warranty: 1-year limited Smart Compatible: No CA Residents: Prop 65 Warning(s): Yes Safety Listing: cULus safety listing UNSPSC: 26111700