24V12Ah electric bike battery

Battery Type: Lithium Ion Battery;

Battery Cell: Samsung 18650 3000mAh;

Configulaion: 7S4P;

Protection: Smart BMS 

Technical Data Related Items
No.  Items  Parameters  Remark
 1  Voltage  24V  
 2  Capacity  12Ah   0.2C discharge after full charge
 3  Charge Voltage  29.4V?±0.1V  
 4  Impedance

 250m??

  max
5

Charging method

CC--CV  constant current to constant voltage
5  Charging current  2A  normal charge
 4A  fast charge
 6  Charging Time  7H  
 7  Over charge  29.4V?±0.5V  
 8  Over discharge  21V?±0.5V  
 9  Discharge current  10A   normal discharge
 20A   max discharge
 10  Short circuit  Recover after removing the short circuit load
 11  Operation consumption current  20uA (Max)  
 12  Working Temperature  charging    -20~45???
 discharging     -20~65???
 13  Size 360*150*360mm  
 14  Cycle Life   800 cycels   after 800 cycles remain 80% capacity
 15  Certification   UN38.3  UL   MSDS  
 16  Storage Temperature   -5?°C~35?°C  Storage capacity shoul be keep 40%~50% capacity