High precision, accurate to +/- 0.6 psi, Precise digital readout to 0.1 psi, Continuous pressure reading, no need to reset when activating bleed valve, Four selectable scales (PSI, BAR, KG-CM2, kPa), Large, easy to read display with back light for low light applications, Billet aluminum air chuck provides tight, leak free seal to tire valve and is specially designed for reading air pressure, High flow push button bleeder valve for precise pressure adjustment, 15 inch long high pressure hose with dual swivels and Motion Pro design air chuck, Heavy duty anti-shock protective rubber boot on gauge, Battery powered (1000 tests) with battery strength indicator, Auto off to extend the battery life, Batteries included (Qty. 2 AAA size)