This is a Brand New 24V 4A three-stage smart charger with a standard XLR three pin output connector for 24V Lead-Acid and GEL rechargeable batteries, which are widely used in electric scooters, power chairs, electric bikes, wheelchairs,etc. <p>Three stage chargers will automatically monitor battery voltage, adjust output voltage, and automatically shut off when batteries are fully charged. Won't damage your batteries. </p> <p>Four Protection design: 1,Short circuit protection; 2,Battery polarity error protection; 3, Over current protection; 4,Over voltage protection.</p> <p>Compatibility List: ActiveCare, Bladez XTR, Currie, Drive Cirrus Plus EC Folding Power Chair, Golden Technologies, GT, IZIP, Jazzy, LASHOUT, Mongoose, Pacesaver, Pride, Rascal, Schwinn, Shoprider. </p> <p>What if my scooter/wheelchair is not on the list? Please check your battery connector. As long as it is round with three small holes (standard XLR connector), this charger will work.</p> <p>90 day warranty</p>