ZIBOO UNI-T UT-376 Portable Digital Tire Pressure Gauge - With Safety Hammer, LED Flashlight, Seatbelt Cutter 1Safety comes first - Life saving tools in case of emergency escape include a handle with a seat belt cutter and emergency car glass breaker 2Super easy to use- Press the only button, connect to tire's valve stem and reading appears. 3High precision tyre pressure measurement: monitoring the tyre pressure, prevent tyre burst caused by high and low pressure which may influence the normal driving 4Display in different units: units of tyre pressure: Psi, bar, kPa, kgf/cm 5High luminance lighting: the high illuminant white LCD Flashlight can be turned ON/OFF independently