This digital tire pressure gauge is ergonomically designed to fit perfectly in either a woman's or man's hand - large or small. Proper and accurate tire inflation will help save gas, extend the life of your tires, and help keep you safe.Lighted nozzle and display screen for ultimate visibility in low light or at night. Digital display instantly and clearly shows exact reading, eliminating the guesswork   of analog gauges Nozzle seals to valve stem for quick and accurate measurements DRIVE SAFE ANY TIME DAY OR NIGHT -Easy application with the illuminated nozzle and LCD screen ACCURATE READINGS EVERY TIME -No need to struggle with awkward gas station gauges SAVE MONEY & IMPROVE PERFORMANCE -Improve fuel efficiency & road handling, and extend tire life EASY TO USE -Compact and light to use with one hand and easily fits into a glove.