18.5V high capacity polymer battery (5 strings)
Rated Capacity:
Nominal voltage: 18.5V
Standard charging: (continuous current: 0.5C5A, continuous voltage 21.0V, cut-off current: 0.01 C5A) about 4 hours
Standard discharge: (continuous current: 0.2 C5A. Cut-off voltage: 15.0V)
Fast charging: (continuous current 1 C5A, continuous voltage: 21.0V, cut-off current: 0.01 C5A) about 2.5 hours
Quick discharge: (Continuous current: 1C5A. Cut-off voltage: 15.0V)

Overcharge detection voltage: 21.4±0.15V
Overcharge detection delay time: 80-200ms
Overcharge release voltage: 20.4±0.15V
Over discharge detection voltage: 15.0±0.40V
Over-discharge detection delay; 20-60ms
Overdischarge release voltage; 15.0±1.25V
Overcurrent detection voltage: 150±30mv
Overcurrent protection current: 9.0±2.5A
Detection delay time: 10-20ms
Cycle life: ≤300 times (≥70﹪ 0.5C5A)