Easily check moisture content in any brake fluid sample.
Tri-color LED for easy recongnition.
Green LED = Brake fluid OK (moisture less than 1.5%)
Yellow LED = Consider flushing brake fluid (between 1.5% and 3%)
Red LED = Brake fluid should be flushed (moisture greater than 3%)
Small size and easy to use.
Economical compared to single use strips.
