HIGH ACCURACY: Every ETENWOLF's pencil tire gauge is calibrated to ANSI B40.1 Grade B, it is accurate to 2% of span in the middle 50% of range and 3% of span in the lower and upper 25% of range. Each of ETENWOLF pencil tire pressure gauge is manually calibrated and has its unique calibration number printed on the pencil
WIDER RANGE: ETENWOLF's tire gauge offers 2 pressure ranges: 10-50PSI, 20-120PSI for all types of vehicles
ALL METAL: ETENWOLF tire gauges are made of all solid metal, zinc alloy head and stainless steel body, they are durable and can be used for many many years unless you lose them
DEFLATION: You can also use ETENWOLF's tire gauge to deflate tires when the tire pressure is over
16 CAPS IN 2 CASES: ETENWOLF even offers 16 valve stem caps, so you won't worry about losing tire caps anymore
