SOLAR CHARGE CONTROLLER A. 17 years'experiences B.LED indication,use the MCU and mode PWM, C. Self protection Characteristics:A Control circuit : ... Self protection : protection to overload, outside and inside short circuit, reverse connection, thunder and lightning PV penal reverse current, ... : Light ON +Light OFF;Light ON +×× hour delay OFFCommon Controller; Test, etc, can be set easily . (Only for ...