Features: Ensure your driving safety with the brake fluid tester accurately and quickly test the quality of your car brake oil. Advanced sensor and algorithms provide reliable results, detecting crucial parameters such as moisture, acidity, and corrosive substances in your brake fluid. Suitable for all car owners, whether you have a personals or commercial vehicle, regularly test your brake fluid quality and take necessary measures based on the test results. Convenient and portable, the brake fluid tester can be used in various settings like repair shops, maintenance centers, or even at home. Idealfor diy enthusiasts, monitoring your brake fluid condition anytimeand ensure your driving safety with the brake fluid tester. Specifications: Material:ABS Size:Approx.156x65x22.3mm/6.14x2.55x0.87inch Color:Black Product model:V066 Operating voltage: 3V Working current:20~25mA Working temperature: -30~70℃ Voltage: 12V Package Includes: 1x Auto Brake Fluid Tester note: ①.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. ②.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings.