Maximum spike amperage (75,000 amps) Eight surge-protected sockets for sensitive electronics 2 metre (6.5 ft) heavy-duty power cable Internet-ready telephone/fax protection with built-in phone line splitter for protecting two devices Surge-protected light indicates protection is functioning properly Earth indicator light lets you know the socket the unit is plugged into is properly earthed (grounded) 2700 joule energy rating provides maximum protection Electromagnetic interf