Kensun Programable Portable Air Compressor with Digital Display Programable digital pressure guage with LCD Display, memory preset function and automatic shut-off when optimal pressure is reached. Maximum pressure is 100 PSI. Can reach 0 to 30 PSI in 4 minutes (based on P195/65R15 tire). 3 adapter nozzles included. With car battery tester, alternator tester and LED work/emergency light. Inflates car tires, bicycle tires, basketball, sporting equipment, party balloons, etc. Maximum pressure 100 PSI. Can reach 0 to 30 PSI in 4 minutes (based on P195/65R15 tire) Programmable digital pressure gauge Memory preset function Automatic shut-off Car battery / alternator tester 3 attachment nozzles (for tires, basketballs, beach inflatables, etc.) Powerful LED work/emergency light