Keep your computers and other devices powered and protected by using this Tripp Lite TRAVELER100BT ProtectIT 2 Outlets Surge Suppressor. It offers complete AC Ethernet or phone line surge suppression for laptops electronic notepads personal organizers and other portable electronic devices. This compact and portable surge suppressor is lightweight so that it can be easily added in a laptop travel case. The retractable plug is ideal for cord management. Diagnostic LED lights are present to immediately notify you of any wiring problems or suppressor damage. It also has a set of built-in RJ45 Ethernet and telephone line suppression jacks that safeguard dialup DSL modem and other network lines. This Tripp Lite TRAVELER100BT ProtectIT 2 Outlets Surge Suppressor offers 1050 Joules of protection from power surges and spikes.