Fill a tire to specification twice as quickly or even faster by using fewer instruments! Save time and just fill it right the first time. Professionally calibrated to always return a reading within 2-3% of the exact pressure of your tire. No more guessing with large 2″ easy read glow dial! Accurately measures a range from 0-100 PSI. The no-guess glow dial displays the PSI measurements clearly; Includes an inflation gun, chuck, gauge, hose, and bleed valve, all in one unit; Compatible with both ¼” NPT air compressors outputs. Finer pointer and glow dial help to check pressure easily in dim areas. Built of high quality, heavy duty stainless steel and brass components that provide lasting performance. Properly inflated tires provide better performance in all weather conditions, decreasing the likelihood of flats, explosions, and crashes; Increase your MPG and save money on fuel costs and tire wear.