★ Overcharge protection: prevent overcharge and affect battery life
★ Short circuit protection: automatic protection during abnormal short circuit to prevent damage to the protection board and
battery
★ Over-discharge protection: prevent the battery from being dead and affect the battery life
★ Over-current protection: prevent current from exceeding the battery's tolerance, causing battery damage
★ Drop-out protection: prevent the cable from being dropped or the contact is poor, and the battery loses protection
★ Over-temperature protection: prevent the battery temperature from becoming too high, causing spontaneous combustion or damag
