Battery Name：12.0V 15AH E-bike LiFePO4 battery pack Battery Model： 4S3P of FLFC-32900E Keywords：Lithium iron phosphate battery,LiFePo4 battery,LFP rechargeable battery,LiFePO4 solar ligh battery Battery Applcitons：Mainly used in solar lighting,solar street lighting,meical device Battery Features： 1. Excellent high rate discharge performance, up to 1000 life cycles; 2. Battery pack build in BMS with over charge, over discharge, short circuit protection,etc. Battery Specifications: Cell LiFePO4 battery Model 4S3P of FLFC-32900E Nominal voltage 12.8V Nominal capacity 15000mAh Charge method CC/CV( Constant current then constant voltage) Charge voltage 14.6±0.05V Standard charge current 5A Charge cut-off current 300mA Charge time Approx. 4-6 Hours Over-charge voltage protection(Cell) 3.9V Over-Charge voltage protection(Pack) 15.6V Standard discharge current 5A Max. continuous discharge current 10A Peak discharge current 30A Over-discharge Voltage(Cell) 2.0V Over-discharge Voltage(Pack) 8.0V Over-discharge current protection 50±5A Short circuit protection Yes Short circuit protection release Yes Battery pack dimensions(L*W*H) 133.5mm*120.5mm*93.5mm Weight Approx. 2.60KG Operation Temperature Range Charge: 0~45℃ Discharge: -10~60℃ Storage Temperature Range Less than 30 days:-20~ 45℃ Less than 90 days: -20~ 40℃ Less than 360 days: -20~ 20℃