2 In 1 Tire Pressure Gauge Pen

2 in 1 tire pressure gauge pen can be used for detecting tire pressure and brake fluid moisture content.

Specification:

Tips: Steps for using 2 in 1 digital tire pressure gauge pen

1. Tire pressure test
   1. Press the button (near LCD display) to start testing.
   2. Press the test pressure against the valve when the unit of measurement appears on the LCD display.
   3. Heavy pressure is tire pressure measurement. Light pressure is deflation.
   4. Press the button continuously to convert the measurement unit.
   5. Press and hold the button for 3 seconds to shut down or press the button to shut down.
2. Brake fluid test
   1. Press the button (away from LCD display). Green light shows up it is ready to start testing.
   2. Open the bottom cover of the pen and immerse the metal probe in the brake fluid for 1-2 seconds. The test result will be displayed correctly.
   3. Automatically shut down after 7 seconds of testing.