Liquid glycerin filled gauge gives consistent readings regardless of temperature or elevation Pressure range of 0-60 psi for checking sport bike tire Liquid filled 2.5 inch dial gauge with protective rubber boot Blue anodized 6061 T-6 body with pressure relief valve High pressure hose with dual swivels and brass ball type air check Digital Guage 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) Battery powered (1000 tests) with battery strength indicator Auto off to extend the battery life Battery included One year limited warranty