1. Backlight LCD display for easy reading, more intuitive and accurate. 2.t units: PSI, kPa, Bar, Kg/cm accurate measurement and precise switching. 3. Compact size and lightweight, easy to grip and operate. 4. Non-slip rubber handle design, good hand feeling, safe to use. 5. Manual power on/power off and automatic shutdown to save energy. 6. The LED light inside the pressure gauge nozzle, convenient for night use Pressure range: 0-150 PSI. Accuracy: 0.05. Pressure units available: PSI, BAR, KPA, KGF/CM2. Resolution: 0.5PSI/0.05BAR.