Check the concentration and viscosity of car brake oil quality.
5 LEDs to indicate percentage of water in the brake fluid.
Automatically power off and operated by a AAA 1.5V battery(not included).
Small size, convenient to carry about.
Widely used by the car lover and car owners.
Item Type: Engine Analyzer
Model: Name: Accurate Oil Quality Check Pen
Battery: 1 * AAA 1.5V Battery (Not Included)
Item Size: 150 * 30 * 25mm / 5.9 * 1.2 * 1.0in
Item Weight: 30g / 1.06oz
Package Size: 22.2 * 7 * 2.5cm / 8.7 * 2.8 * 1.0in
Package Weight: 46g / 1.64oz
Green: Battery OK, that is, brake fluid does not contain water.
Green / yellow: brake oil in water content of less than 1%, better brake fluid performance, ease of use.
Green / yellow / yellow: brake oil in water content of about 2%, brake fluid can continue to use.
Green / yellow / yellow / red: brake oil in water content of about 3%, the proposed replacement of brake fluid.
Green / yellow / yellow / red / red: brake oil in water content of at least 4%, the brake fluid must be replaced immediately responsible for very dangerous.
1 * Brake Fluid Tester