How to use
Preparation before testing:Unscrew the cap of the brake fluid reservoirand removethe protective cover of the probe of the test pen. Pressthepower button lightly, and the screen will display.(lf youwant tochange the type of brake fluid detection, press andhold the button for3 seconds until the brake fluid typeshows flashing,then short press toswitch the desiredtype, and wait for 3 seconds for the display to nolongerflash to complete the setting)Testing water content:
1.Select the corresponding number DOT3/4/5.1 accordingto the type ofbrake fluid to be tested.
2.mmerse the metal probe at the front end ofthe test penin parallelinto the brake fluid in the reservoir, ensuringthatboth metal probes are in contact with the brake fluidsurface.
3.Theperformance of the brake fluid can be judged basedon the watercontent on the display.
4. After the test is completed, all indicator lightswill go outafter 1 minute,and the test pen will enter powersavingmode.One battery can be used continuously for a longtime andconsumes almost no power.lt is recommendedto keep this device inthe vehicle at all times so that youcan understand the quality of thebrake fluid at any timeand the operation is simple and quick.
Note:
The metal probe cannot touch any object when installing thebattery.
lf the green LED light does not light up after pressing thepower button, the battery needs to be replaced.
After each test, please wipe the liquid on the metal probe witha dry cloth or paper towel.
lf the skin comes into contact with brake fluid, immediatelywash the skin thoroughly with water.
Please do not expose the brake fluid to the air for a long timebecause the brake fluid has strong water absorption.