... alarm and protective functions such as over-charge,over-discharge,over-load,short-circuit,reverse ... 7. Display battery capacity: LED show 8. Can be grounded with anode or cathode based on the demand of controller ... parameter (V)Over voltage parameter (V)Over charge parameter (V)Light control on voltage (V ... alarm and protective functions such as over-charge,over-discharge,over-load,short-circuit,reverse ...