eeTao 54.6V AC/DC Adapter Charger Compatible with VARUN C20-1 C201 C20 1 20 Inches Electric Bike 48V 7.8AH Lithium-ion Battery E Bike Power Supply Cable Cord PS Mains PSU Compatible with:48 V Battery 54.6 V DC54.6 V Charger Power SUpply World Wide Input Voltage 100-240VAC 50/60Hz. OVP, OCP, SCP Protection OVP: Over Voltage output Protection. OCP: Over Current output Protection. SCP: Short Circuit output Protection eeTao 30 days Refund. 24 Months Satisfaction Exchange Note: Rechargeable batteries will not be used forever, with an average battery life of 1 to 3 years. If the battery is damaged, it will not accept charging. But it's not a problem with the charger eeTao 54.6V AC/DC Adapter Charger Compatible with VARUN C20-1 C201 C20 1 20 Inches Electric Bike 48V 7.8AH Lithium-ion Battery E Bike Power Supply Cable Cord PS Mains PSU CECCCROHS 100-240 V