The OEM 4 Outlet Wall Tap Surge Protector CCS25132 increases your number of outlets while providing surge protection for computers, printers, general household electronics, and small home appliances. It is easy to use; simply plug it directly into one of your outlets. With 720-Joule surge protection, this device ensures your equipment is safeguarded against power surges. The surge protector is UL listed and cUL approved for safety and reliability.