... overtime, overheat, overcurrent, short-circuit3. Charge & discharge battery indicator function, easy to use4. Lighting and SOS function 5. Wear ... overtime, overheat, overcurrent, short-circuit3. Charge & discharge battery indicator function, easy to use4. Lighting and SOS function 5. Wear ... bank will change to stand by status. B. When the bank is changed , the indicator will always flash until device ...