Handheld Automotive Brake Fluid Tester EM283A

EM283A can be used to test the quality of fluid brake of vehicles. It can indicate whether the brake fluid under the test can still be used safely or need to be replaced. Thus, safety and ensuring the quality of the fluid brake can be achieved and optimized with this tool. 4 LED display: yellow presents for bad quality, Red and Buzzer sounds Present unsafe quality. It complies with all essential health and safety requirements set out in European directives. Note: don't release the on button until the calibration is finished. Power Supplied by 1 piece 9V(6F22) battery （not included）   Test Procedure After calibrate the tool, it can be used to test the quality of the fluid brake as follows:  1. Clean the test head (including two poles) and make it dry.   2. Insert the test head into the brake oil to be tested about 2cm deep.   3. Press and hold down the ON button, wait about 3 seconds, then read the LED indication:    A. If the two green LEDs light, the quality of the brake oil is good