The Globe Electric 1-Outlet Single-Tap Grounded Adapter converts one polarized 2-slot outlet to accept a grounded 3-prong cord. Small and lightweight, this adapter is perfect for taking on the road, so you can always plug in your electronics and charging devices wherever you are. The direct plug-in design slips easily behind furniture and appliances and is ideal for living rooms, offices and more. This wall adapter is uL rated for 15amps/125 volts/1875 watts/60 hz. and is recommended for indoor use only.