CONVENIENCE & SAFETY: 5-in-1 Digital Tire Pressure Gauge with Seat Belt Cutter, and out Window Breaker, and LED Flashlight for use in an emergency for more safery! The multi-functional rescue tools can fits into a glove box or backpack. ACCURATE MEASUREMENT: Check tire pressure in PSI, BAR, KPA, and KG/CM 2 between 2-150 PSI and a +/- 1 error range with backlight, nozzle seals to valve stem for quick and accurate measurements.No more guessing with analog gauges.Maintain accurate tire pressure to reduce tire wear/tear, preserve tire lifetime And improve vehicle performance. light weight with ergonomic design, handy portable tool that fits easily into a glove box or backpack. perfect for auto owner of motorcycle, bike, autos, etc.. Powered by 1 x AAA Battery (NOT INCLUDED) EASY TO USE: One button with 3 functions: ON / UNIT / OFF, non-slip texture and ergonomic grip make it easy to hold onto; handy to store in glove box. Batteries are all pre-installed, and auto shut off in 90 seconds to save power Versatile use for cars, trucks, motorcycles, bicycles etc but not compatible with stems.Digital Tire Pressure Gauge & Car Emergency Tool.Digital Tire Pressure Gauge helps you get an instant, accurate, and easy-to-read measurement of your vehicle's tire pressure,maintaining correct tire pressure, reduce tire wear and extend tire life. The Backlit LCD display and red light are for visibility in dimly light.Maintain correct tire pressure. Reduce tire wear and tear. Extend lifetime of tires. Increase fuel efficienc Improve vehicle handling and safety. Handy for Every Car Versatile use for cars, trucks, motorcycles, bicycles etc but not compatible with presta stems. Digital Tire Pressure Gauge Using Instructions 1. Press the ""ON/UNIT/OFF""button. Wait for the gauge to display zero on the LCD screen. 2. Place the nozzle of the gauge on the tire valve. Press firmly to ensure a good seal and prevent air escaping. 3. Hold gauge on the valve until the threading on the LCD display locks. Remove the gauge to easily see the pressure reading. 4. To retake the pressure, simply repeat the previous steps. 5. Tire gauge will automatically shut off shortly after use. Gauge can be manually turned off by holding the ""ON"" button down for more than 3 seconds. Item Weight: 2.7 ounces Measuring range: 2 to 150 PSI Measurement error value: +/-1 PSI Range:0-150PSI/0-10Bar/0-10Kgf/cm2 / 0-995 Kpa Power:1.5V Lithium coin cell, Not Included (Battery) Operating Temperature: 0~50 Celsius / 30~122 Fahrenheit LCD backlit display colour:Black + Silver Material:ABS + stainless steel size:Product size is about: 17.3 * 2.7 * 8.4CM Package Contents: 1x Digital Tire Gauge Emergency Tool 1x User Instruction Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.