ㆍBattery Level/Life Display
ㆍOn/Off  function
ㆍSelf- discharging
ㆍBalanced Charging
ㆍOver charge Protection
ㆍTemp. Detection
ㆍOver Current Protection
ㆍOver Discharge Protection
ㆍShort Circuit Protection
ㆍDamaged Cell Detection
ㆍSleep Mode
ㆍCommunication