ZKTOOL Upgraded Version Automotive Brake Fluid Tester Pen, 5 in 1 Detector, Can Test DOT3 DOT4 DOT5 ENV6 ENV4, LED, Universal Oil Detection Moisture Analyzer

【Function】 The upgrade version brake fluid tester moisture gauge can test the moisture content of DOT3 DOT4 DOT5 ENV6 ENV4 brake fluid extensively. It has faster and more accurate reading capabilities than similar products, while at the same time being more extensive. 【LED Lights】 The five LED lights indicate the proportion of water in the brake fluid in three colors: green, yellow, and red. Easily figure out the percentage of water in your brake fluid and consider whether to replace it. Please see the specific instructions below. 【Convenience】 The brake fluid tester tool is simple and convenient. It only takes a few seconds to check the quality of the car's brake fluid. It is a must-have item because it is small and easy to carry. It also automatically shuts down if not used within 12 seconds, saving battery power. (Requires 1 x AAA / 1.5V battery, not included) 【Quality】 The new Brake Fluid Liquid Tester Pen is the perfect tool to update after many researches on similar products on the market. Read more accurately during the test. At the same time, its shell material is made of high quality nylon compared to ABS material. The product is more corrosion resistant and has a longer service life. 【Service】 ZKTOOL aims to provide professional and comprehensive auto repair tools and services in the auto repair industry. If you have any questions, please contact us via email. We will provide the best solution.