EXELAIR by Milton Digital Dual Head Tire Gauge with Extended Swivel Air Chuck DIGITAL ACCURACY: Reads in 3 units of measurement. Measures in PSI (5-100), kPa, and BAR. EASY TO READ: Backlit LED display screen allows for better viewing and features Auto Shut-Off after inactivity to save battery. DURABLE: Metal body. Non-slip comfort grip. Full 360 degree dual (straight foot) chuck head swivel gauge. Built-in LED flashlight at base for low-lighting conditions. ACCESS/USE ON: Rear dual valves, large trucks, Dually tire valves, vehicles, motorcycles, bicycles, cars, SUVs, and more with extended reach ability for checking tire pressure with ease. INCLUDES: 2 AAA batteries.