36V/48V Large capacity can put in 91 pcs.18650 battery cells
After 500 cycles, residual capacity is over 80% of its original.
After 800 cycles, residual capacity is over 60% of its original.
If the battery need to be stored for a long time, charge the battery for full electric quantity.
Battery and the charger should be stored in clean, dry and ventilating place, and should not be together with corrosive material, keep the battery away from fire and heat source.