Brake Fluid Tester 5 LED Indicator For DOT3 DOT4 Brake Fuel with AAA Battery earth resistance tester This compact plug-and-play biometric sensor

This compact plug-and-play biometric sensor connects via USB and works seamlessly with Windows Hello — Microsoft's built-in security system

📦 Complete Starter Kit Included – Every unit ships with 1 glue gun

making it indispensable for microcontroller and embedded system development

30-day easy

accurate holes in amber

Brake Fluid Tester 5 LED Indicator For DOT3 DOT4 Brake Fuel with AAA Battery earth resistance tester This compact plug-and-play biometric sensorIs your car's brake fluid silently putting you at risk? The amiciKart Brake Fluid Tester gives you an instant, accurate reading of your brake fluid's moisture content no garage visit, no guesswork, just a quick dip and a clear LED answer. This compact 5 LED brake fluid detection pen works on the principle of electrical conductivity to measure moisture levels in your brake fluid. As moisture builds up in brake fluid over time, the boiling point drops