UK 48V 13Ah Li-ion Battery Brand Cells for Ebike Electric Bafang Motor 1000W. 48V 13Ah Li-ion Battery Brand Cells for Ebike. Retention of Charge (store in one month). 13AH / 12.8AH. CC/CV(Constant Current;Constant Voltage). Cell Over-Charge Protection Voltage. Cell Over-Discharge Protection Voltage. 800 Cycles with DOD80%. Short Circuit Safety Test. Power Level Display : YES. Power Level Display Button : YES. Power Switch : YES. Safety Lock : YES. Charge Port : DC. Before placing an order. You will get it. We regret that we can not be responsible for any wrong or undeliverable addresses. We will reply you ASAP. 3, Our aim is to provide Top Level Customer Service, normally so we will try our best to solve any problem. Customer satisfactory is most important to us. Please give us at least 24 hours to reply! Our office hour:-9:00a. 6:00 p. (GMT+8) of Monday to Fri day.