This 36V 3A battery charger is designed for bicycle 10S 36V lithium bicycle battery pack of size 14AH or larger. The 36V charger has an integrated microprocessor to avoid overcharging the batteries, maximizes battery capacity and extends battery life. Never have to worry the charger catches fire when used. Laboratory test data show that all internal and external temperature parameters of the charger at full load are within safety standards. When the battery get full, the 36V 3A charger cuts off the output to prevent the charger from being "charged" by the batteries when the main supply is off or any fault occurs. Typical applications include electric scooter, electric bike.