... safety hammer, blade, lighting 4 in 1 multi-function tyre pressure gauge Tire Pressure Gauge, tire depth ... 1. High-grade digital display chip, LCD screen, test more accurate, more reliable, cost-effective. First use ... purposes, to ensure the enough frontThe.5. Three test units: PSI, BAR, KPA6. Replaceable button cell.7 ... .Note: each time to before the test are to reconsider the open pressure function.