Charge all your essential devices with the belkin surgeplus usb wall mount. a convenient accessory for any home office, professional workstation, or entertainment center, this surge protector lets you safely power and charge up to six ac devices without worry of electrical damage. it also features two usb ports for charging tablets, smartphones, and other mobile devices. surge protection safety: if a surge protector ever becomes hot to the touch, shut off the unit immediately. never daisy chain power strips to other power strips or extension cords never allow a power strip to be exposed to a moist environment. avoid running too many high energy consuming appliances through a single surge protector at once. high energy consuming electronics/appliances include window ac units, space heaters, refrigerators, washers/dryers etc.