Pump up a flat tire on the road, soccer ball at the game or air bed in the guest room ... all with the simple press of a button This portable, rechargeable cordless tire inflator is powered by a 12V rechargeable battery, providing 116 PSI for rapid inflation. Builtin gauge lets you track air pressure while inflating; flexible air hose adapter allows easy attaching to valve. Charge this portable compressor at home or on the go; the versatile, cordless inflator includes wall charger and 12V auto charger. Durable plastic housing. Tire air pump measures 7 1/4" long x 10 1/4" wide x 3 1/4" high.