Brake pressure was transmited by brake fluid, the pressure transmit will out of function once brake fluid include too water. In order to safe-driving, we must test water ratio scale in brake fluid regularly. The brake fluid tester help us do current maintenance, make sure we drive in safety condition.

Features:
LED Indicator Display, test result is clear absolutely.
Made from premium quality material, this detector is resistant to o*ils and oxidation.
This professional tool will help you save your time and money on testing and repairing your vehicle.
Hand-held size provide one hand operation experience.
Universal fit for most vehicle. High precision to test car brake fluid and ensure the driving safety.
Can detect a variety kinds of of brake fluid: DOT3, DOT4, DOT5.1.
This product has six indicators for more accurate testing and higher cost performance.

Specifications:
Material: Plastics
po-wer supplys: 3V(6F22) batt-ery (Excluded)
Operating mode: DOT3/4/5.1
Probe: 120mm*10mm
Package Size: 230 x 110 x 60mm / 9.06 x 4.33 x 2.36in
Package Weight: 110g / 3.54ounce

Operation Manual:
1.Press po-wer Bu-tton to turn on the tester, all LEDs lights turn on with buzzer sounding, which indicates the product self-test is successful.
2. Short press the switch Bu-tton to select the corresponding brake fluid type. After cleaning the probe, place the probe deep into the brake fluid under test, taking care not to let the metal rod part penetrate into the liq-uid.
3. Test results: green indicates good, yellow light indicates fair quality, red light indicates that brake fluid needs to be replaced immediately.
4. Be sure to clean the probe after each test.