CYCBT E-BIKE BATTERY HL02-48V-13AH-CG <BR>1.Cell Type：18650 <BR>2.Weight： About 5.5KG <BR>3.Dimension：367(L)mmx110mm(W)x90mm(H) <BR>4.Rated Voltage：48V <BR>5.Rated Capacity：13Ah <BR>6.Charge&Discharge Mode: CC&CV <BR>7.Cycle Life≥1000 times <BR>8.Internal Resistance≤230mΩ <BR>9.Charge： Standard Charge Current：2A,Max Charge Current：4.5A,Limited Charge Voltage：54.6V <BR>10.Discharge： Standard Discharge Current：10.0A,Max Discharge Current：20.0A,Discharge Cut-off Voltage：32V <BR>11.Working Temp ： Charge Temperature：0~45℃,Discharge Temperature：-20~55℃ <BR><B>Precautions:</B> <BR>1.It is recommended to charge up the battery to 80% if you are going to storage it for a period;<BR>2.make sure the battery will be charged at least once every 3 months to ensure the best performance and cycle life <BR>3.The battery should be stored in a dry environment, keep away from fire and heat sourcere; <BR>4.Avoid direct connection of positive and negative poles<BR>5.Can not be modified. <BR><B>Packing List:</B> <BR>1) 1 pack 48V-13AH CYCBT Battery <BR>2) 1 pcs AC Charger <BR>3) Keys <BR>4) 1 USER MANUAL <BR>5)1 Carton Box