... lights, digital camera, fans, TV set, electric tools, music CDS, DVDS, electric power, such as voltage in 220V/230V 50Hz ... working condition of charging and discharging3.LED indicator of electric quantity4.Overloading protection5.Short cricuit protection6.Reverse discharge ... load ,as electric motor, refrigerator, air conditioning, Microwave and ovens.13.It can connect with automobile battery to start ...