GELID Ge Jashep 50759 6-Outlet In-Wall Adapter. Easy-to-install six-outlet tap coverts two grounded outlets into six. Unique, space-saving design accepts three adapters and three standard plugs. Completely covers existing wallplate for a seamless look.  Features temporary (using existing wall plate) and permanent (removing existing wall plate) installation. Designed to cover only an existing grounding "duplex" (two three-prong outlets) wall outlet with a wall plate no larger than 2.75 inches x 4.5 inches.