PROSPORT HD 20 AMP 3-OPMARINE BC

For 12 Volt/ 24 Volt/ 36 Volt Marine Batteries; 3 Bank Charger; 120 Volt Power Supply; 5 Step Fully Automatic; 20 Amp Charging Current; 12.8 Inch Length x 7.9 Inch Width x 2.9 Inch Height; Waterproof; 6 Foot Length Cable