5 Led Car Indicator Brake Fluid Oil Tester Detection Pen Auto Test Tool Vehicle

5 Led Car Indicator Brake Fluid Oil Tester Detection Pen Auto Test Tool Vehicle

5 LED Car Indicator Brake Fluid Oil Tester Detection Pen Auto Test Tool Vehicle

How To Check The Fluid Quality:
- Press the button for power on, green LED will light up
- Insert the tester into reservoir for a second , then the results will be indicated correctly by LEDs

Green: Battery OK, i.e.: No Water Contained in the Brake Fluid
Yellow: Less than 1% of Water Content in Brake Fluid
Yellow/Yellow: Approximately 2% of Water Content in Brake Fluid
Yellow/Yellow/Red: Approximately 3% of Water Content in Brake Fluid;
The Brake Fluid Should be Changed
Yellow/Yellow/Red/Red: at least 4% of Water Content in Brake Fluid;
The Brake Fluid Must be Changed Urgently, Extreme Danger .

Description:
- High quality Tester Pen
- Color: Black
- Size: Approx. 15cm/5.9"
- Power Supply: 1 x 1.5V "AAA" Battery (Battery not Included)
- This unit supports DOT3 DOT4 DOT5
- Principle: according to conductivity changes to determine moisture change in brake fluid, with five different color LED indicator

Package Contents:
1 x  Brake Fluid Tester Pen