Schumacher SP3 3 Amp Automatic Battery Extender / Maintainer

This battery extender / maintainer is ideal for maintaining stored, power sport and automotive batteries for cars, motorcycles, ATV's, RV's, boats and classic cars. The 3 ampere battery charger / maintainer automatically detects 6 or 12 Volts batteries and features multi-stage charging for added precision, safety and battery life. Float mode monitoring automatically maintains optimum battery charge while the reverse hook-up protection helps protect the battery and charger from damage. The easy to read, animated display gives you step by step instructions to properly charge your battery. Includes 50 ampere quick connect clamps, 24 inch fused ring leads harness with weather cap, 12 Volts DC adapter and a hook attachment that allows the unit to hang outside the work area for safety and convenience.