Preece Precision professional grade digital tire pressure gauge and inflator for pressures UP TO 300PSI! Perfect for high pressure applications and designed for use with Preece Precision's high output Co2 and Nitrogen regulators and any pneumatic air compressor. SPECIFICATIONS: Accurate within = +/- 1% (ASME B40.7 Grade A) Pressure Range = 3-300 psi Pressure Resolution = 0.1 psi Four units of Measurement = PSI, BAR, KPA, KG/CM2 All Vehicle Type For Car, Truck, SUV, Bicycle, Motorcycle, Trailer, RV, Go Kart, Racing, & Motorsports What's Included: Digital tire inflator OneConnex hose with swivel ends and O-ring Lock-on air chuck 45 Degree chuck Truck / Dually Straight Chuck Motorcycle Adapter Teflon tape Industrial quick-connect coupler x 1/4 NPT male thread AAA 1.5v battery (2x)