Heavy Duty Charger - 3amp charging. Shipped FAST from the USA! 58.8V 3A Lithium Battery Charger for 52V Li-ion Ebike XT60 Connector - 110v Charger may be BLACK or BLUE Standard XT60 male connector output fits most battery packs. Will require an adapter if your battery pack uses anything other than an XT60 female connector for charging. The HD aluminum case and circulation fan keeps the charger cooler and happier for a long charging life. Note: charging batteries can be dangerous. Never charge a battery pack any place where you wouldn't mind starting a really intense fire. NEVER leave a charging battery unattended. NEVER charge a damage battery. NOT FOR USE on any battery pack that is not made with lithium ion cells. ONLY charge 14s packs that fully charge to 58.8v, you must contact us if you are unsure.