Digital Key-chain Tire Pressure Gauge

 How To Use The Tire Pressure Gauge
1. Press button to start digital tire pressure gauge, then press again to select pressure unit PSI,BAR,KPA.
2. Aim the pressure gauge valve to the tire valve , press down by power to ensure no leakage, and keep two or three seconds, then what the LCD shows is the tire pressure values.
3. When you need to test again, long press button for 3 seconds to turn it off, and then again from starting the pressure gauge and select a pressure unit
4. Once you finish the measure job, long press button for 10 seconds to turn it off, or wait for 1 minute to turn off automatically

Keychain Digital LCD 12V Car Tire Air Pressure Gauge For 12V Car Auto Motorcycle

Feature:
Temperature: 0 ~ 50 ¿¿¿
Measuring range: 5 ~ 150PSI
Accuracy: ± 1.5PSI
Powered By : 1 AAA Battery 
Voltage: 3V
Support PSI BAR KPA three units of measurement

Package Included:

1 X Digital Tire Pressure Gauge