12V/24V Automatic Battery Charger and Maintainer UNIVERSAL 12V 20-AMP 24V 10 AMP BATTERY CHARGER FITS FOR MOST VEHICLES Charging and maintaining batteries of cars, trucks, motorcycles, lawn mowers, motor boats, tricycles, electric vehicles, SUV, marine, etc Can not activate or charging totally dead batteries. Not compatible with lithium-ion batteries. 5-stage Quicker Charging LUCKGULU Fast repair car battery charger can Save Your 200% Charging Time !!! Heavy Duty battery charger is More Efficient !! PACKAGE INCLUDES1 x Car Battery Charger1 x User Manual 7 types of functional battery charger Auto detect 12v/24v batteries Two charging rates: fast charge or trickle charge Select smart charge or repair charge (for dead battery) Select auto shut off or maintain mode after fully charged Select All-weather modes (ordinary) or winter mode (extreme weather) Work as a 12v DC power supply Use for electrolysis project for rust removal Input Voltage 110V AC 50/60HZ Output voltage 12/24V DC Auto Output Current 12V -20A / 24V -10A Input Power with Load Max.300W Cooling Fan Weight 5KG cable lenth 6ft AC / 4ft DC size 10.63 in X 5.51 in X 7 in