Mini Electronic Car Brake Fluid Tester Pen for DOT3/DOT4 with 5 LED lights

Mini Electronic Car Brake Fluid Tester Pen for DOT3/DOT4 with 5 LED lights

How to use this pen to Check Fluid Quality? 
 
Press the power on button and the green LED indicator will light up.
Insert the tester into reservoir for a second, then the results will be indicated correctly by LEDs.
Auto power off .

Indications:
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, otherwise it is Extreme Dangerous.

Notice

* Please replace battery if the Green LED does not light up after you press the button power.
* Wash the test probe with water after use.
* If your skin or clothing contacted with fluid, please use the water to wash.
* Do not expose brake fluid to the atmosphere for a long time as the fluid is highly hygroscopic!
*  The monitors differ from one to another, the below pictures are only for reference.




 

Package List:

1pc x Brake Fluid Tester