Surge protector features 450 joules of surge protection and sliding safety covers to protect children from accidentally inserting objects into unused outlets. Use to protect digital radios, cordless phones, portable stereos and other household electronics from surges, spikes and sudden changes in electrical voltage. Surge protector includes six grounded three-pronged outlets and a 6' power cord. LED indicator shows when connected equipment is surge-protected. Light-up power switch has a resettable circuit breaker to protect against accidental overload. Filter reduces harmful, EMI and RFI noise that may cause data loss and signal infiltration.