Automobile Brake Fluid Test Pen with 5 LED Indicators Liquid Identification Moisture Measurement Calibration, Suitable for DOT 3/4/5 Car Brake Oil Detection Tools

Brake Fluid Tester 5 LED Car Vehicle Auto Automotive Testing Tool Note: 1：After every testing,you need clean the test head with dry cloth or paper. Product Introduce: The brake fluid tester is suitable for determining brake fluid quality.Brake Fluid Tester is according to the variation of electrical conductivity to determine the moisture content of the brake fluid change.It through the light-emitting diodes clearly shows the degree of moisture. High content moisture will reducing the boiling point, and then affect the braking performance. Red indicates brake fluid need to be replaced immediately, green indicates brake fluid in good condition, yellow indicates brake fluid stays good, but is going to change. Designed without cable connector Fast and convevient Power supply: 1.5V "AAA" x 1 Suitable for DOT3 / DOT4 /DOT5 testing Directions for using: 5 LEDs indicating the water % in the brake fluid : 0% LED:there is on water content in brake fluid 1% LED: Water Content, H2O≤1%, brake fluid is above standard 2% LED: Water Content, H2O≤2%, still can use it 3% LED: Water Content Water Content, H2O≤3%, brake fluid should be changed 4% LED: Water Content Water Content, H2O≥4%, brake fluid must be changed Packing List: 1 x Brake fluid tester Product size: 19*12*7cm Product weight: 0.05KG

• [Quality] Adopt environmentally friendly and durable ABS shell with long service life. Quickly test the quality of automobile brake fluid to check whether it is qualified. This can remind you to replace the brake fluid when necessary to avoid traffic accidents. Press the button to turn on the power, the green LED lights up. A quick and easy way to test the moisture content in the brake fluid; the result appears within a few seconds, and then the LED is used to correctly indicate the test result.
• [Safe and practical] This equipment is a mini pen liquid moisture tester. Use to check the health of DOT3, DOT4, DOT5 car brake fluid, read the results within a few seconds, let you know whether you need to replace the brake fluid, you can drive more safely. In order to save power, the test pen has an automatic shutdown function, which will automatically turn off the power within 15 seconds after each start up.
• [Accurate] 5 LED’s indicate the percentage of water in the brake fluid, green, yellow and red. Even in the dark, it will not affect the reading, making it easier to read the data, the test results are more accurate, and you can easily understand whether the brake fluid is healthy.
• [Easy to use] The brake fluid test pen only needs to be powered on, press the button and then immerse the probe in the brake fluid when the green LED lights up and read the result. The result can be known in a few seconds. It only takes a few seconds to check the quality of car brake fluid, making it easier for beginners to operate. Note: After each use, please clean the test probe with tap water.
• [Portable] The brake fluid test pen is small in size and easy to carry. High-quality products make you have no worries before and after purchase. It is a must-have car tool for your car owner.