Protect It! Surge Protector, 4 AC Outlets, 720 J, Black Four side-mounted outlets allows easier plug connection and removal (including two transformer-friendly outlets). Direct plug-in design converts two outlets into four by plugging in to any wall outlet. Surge suppression rating: 720 joules. Diagnostic LEDs indicate protection present & ground present. Automatic shutoff cuts power to outlets when the protection circuit has been compromised.