The Woods(TM) outlet surge protector strip features a phone, modem, cable and satellite protection. Its flat plug style, safety covers, and overload protection are included. It is also equipped with a built-in circuit breaker switch inside the power strip surge protector will limit excess current to electrical devices to protect them from damage. 60 Hertz, maximum surge 6000 volts. This product is for an indoor application only and is backed by a 1-year limited warranty.