FEATURES

detection: DOT3/DOT4/DOT5.1

Size: 157mmx27mmx23mm

Power supply: 2 AAA 1.5 V batteries (not included)

Origin: Mainland China

Name: HT662 Brake Fluid Test Pen

Humidity detection range: 0% to 4%

Brake oil water content 3: more than 3%, need to replace

Brake oil water content 2: less than 2.5%, still can use

Brake oil water content 1: 0~2%, can be used normally.

Backlight: red and green backlight

Alarm method: sound and light alarm

Accuracy: ±0.3%