Input: Ac 100-240V; Output: 54.6V 2A; 48V 13S Lithium Battery Pack Dedicated Charger. | | Connection Plug: 5.5*2.1Mm Dc Plug Connector With 5.5*2.5Mm Tip | | Protection: Overheat Protection, Over Voltage Protection, Short Circuit Protection, Over Current Protection | | Charging Indicator: Red Light - Charging, Green Light - Full, Automati