Just bought two of these. They seem pretty well made and the pivoting works well to keep things closer than the wall (or fit more things with bulky plugs). Has a central screw that replaces the screw in your outlet plate to secure it to the wall.

Quoted: # 6-outlet surge protector for mounting on wall # Built to protect professional workstations, laser printers, telephones, home-theater systems, and everyday household electronics # Pivoting ...