The Champion Sports Deluxe Electric Inflating Air Pump is a heavyweight professional deluxe inflator that will suit all of your ball inflation needs. This deluxe air pump features a whisper quiet 1/4 HP diaphragm compressor that delivers up to 50 PSI. It is powered by an 8ft three prong 20 volt electric power cord and an on/off switch. Helpful features include a pressure gauge, needle, and hose. The Deluxe Electric Inflating Pump is UL listed for product safety and certification and is backed by a manufacturers two-year guarantee. Made in the U.S.A.