Brake Fluid Tester Pen with Corrosion Resistance Probe, Brake Fluid Moisture Tester with Screen Display, Alarm Oil Fluid Tester Calibrated for DOT3,

Efficient Measurement and Quick Readout: This brake system sensor ensures quick and precise readings with an accuracy of ± 0.3%, covering a range of 0% - 4%. Whether you're checking DOT3, DOT4, or DOT5.1 fluids, this device offers reliable results. Test the car brake fluid quality quickly to check whether it’s qualified, which can remind you to change the brake fluid when necessary to avoid traffic accident. Durable and Corrosion-Resistant : Featuring a corrosion-resistant probe, this brake fluid tester is designed for long-lasting performance. The durable construction ensures that the tool remains effective over time, even with frequent use. Whether for home vehicle maintenance or professional repair work, it offers broad applicability to meet various testing needs. Brake Fluid Tester With Screen Display: Screen will display the result, which is more accurately and intuitively to reflect the condition of the tested fluid. If the water content is < 1.5%, it means the brake fluid is great. If the the result is 1.5%-3%, it means that the brake fluid can be used, but needs to be tested frequently. If it is over than 3% or even 4%, an alarm will sound and the brake fluid needs to be changed. Compact and Portable for Easy Use: The break fluid tester pen design makes the test pen more portable and does not take up much space. After the test, 1 minute after all the indicator lights will turn off the test pen into the power saving mode. One battery can be used continuously for a long time and consumes little power. Its user-friendly design makes it an essential tool for ensuring your safety and peace of mind. Applicable scenarios: This brake fluid tester suitable for DOT3/DOT4/DOT5.1 brake fluid testing and vehicle maintenance. Xtruck Brake Fluid Liquid Tester is an ideal tool for professional maintenance personnel, DIY enthusiasts, car owners, or brake fluid quality testers. Note that you need to prepare your own AAA battery (The test pen does not contain batteries）

Manufacturer: ‎Xtruck Brand: ‎Xtruck Model: ‎Xtruck brake fluid tester Item Weight: ‎1.76 ounces Package Dimensions: ‎7.09 x 1.3 x 1.14 inches Item model number: ‎break fluid tester pen Manufacturer Part Number: ‎break fluid tester pen ASIN: B0FFGRHBRJ Customer Reviews: 4.7 out of 5 stars Date First Available: August 7, 2025