ITEM NAME:Digital Vehicle Adjustable Measure Calibrated Tyre Manometer Tire Pressure Gauge ACCURACY ASSURED - this is a calibrated tyre gauge. 100% SATISFACTION GUARANTEE - we've got your back, if there are any issue we will always make it right. MEASUREMENT RANGE OF 0-60 psi - perfect for any passenger vehicle. LARGER 2 INCH HIGH-CONTRAST DIAL - clearer, more accurate display. 360 DEGREE SWIVEL CHUCK - so the dial can be read easily at any angle with no air leakage. SOLID STEEL CASE CONSTRUCTION - rugged heavy-duty gauge, built to last. FREE GEAR-STYLE CASE BOOT - protects your gauge from drops and knocks. INTEGRATED BLEED BUTTON - for precise tyre deflation adjustments. MECHANICAL GAUGE - performs reliably and accurately for years (without batteries!). Model:YT-50A Range: 0-100 psi, 0-60psi Accuracy: 2% FS Interface Type: 360  ° Rotatable Interface With air release : Yes, adjustable pressure Material: 33cm rubber sheath, plastic case, green rubber tube, chrome plated metal parts Dial size: 2 inches (2 †) Package Included: 1 x calibrated tyre gauge Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm..With air release : Yes, adjustable pressure. Anyway we will try our best to avoid this kind of thing. 360 DEGREE SWIVEL CHUCK - so the dial can be read easily at any angle with no air leakage. Light shooting and different displays may cause the color of the item in the picture a little different from the real thing.