About this item 

• 【5 IN 1 DIGITAL AIR PRESSURE GAUGE Equipped with a seat belt cutter, car window breaker, and LED flashlight, this tire pressure gauge can meet all your daily needs as well as emergency situations. It is a perfect car accessory. 
• 【ACCURATE MEASUREMENT] The tire pressure gauge's digital display reads instantly and clearly, designed to maintain correct tire pressure, reduce tire wear, extend tire life and save you time and Energy. 
• 【EASY TO USE】Simply press the ON/UNIT/OFF button to turn on the tire gauge, select the mode, and automatically turn off after 90 seconds to save power; the air gauge automatically resets when the pressure is taken, eliminating the need to calibrate or reset the unit. 
• 【EASY TO READ】The backlight and flashlight design provides a clear display in low light areas or at night. 
• 【COMPACT & VERSATILE】This ergonomic digital tire pressure gauge has 4 common pressure units and can be used for cars, trucks, motorcycles, bicycles, balls, rubber boats and many other applications.