1. Principle: measure the water content in the brake fluid by detecting the change of conductivity, high water content will lower the boiling point, affecting the braking performance 2. Equipped with 132mm flexible metal hose, high sensitivity and fast response 3. When the value is 2-3 percent or more than 3 percent, the buzzer will sound 4. Durable metal extension bar with flexible design allows you to easily adjust the angle and direction of the probe during the test 5. Lightweight and compact pen clip design, easy to carry 6. Automatic shutdown: after powering on, if there is no signal or no operation for about 5 minutes, the tester will automatically shut down to prolong the battery life 7. Data retention function: when measuring, long press the function switch button to keep the data 8. When there is a low voltage indicator, please replace the battery in time 9. Power supply: 2 x 1.5V AAA batteries (not included in delivery) 10. Size: 370 x 24 x 30mm 11. Weight: about 58g
