Pocket Brake Fluid Tester

• Electrolytic tester.
• Integrated circuitry checks moisture content of fluid by measuring the electrical resistance and comparing it with acceptable limits.
• Easy calibration check using water.
• Three LED read-out.
• Just switch on and insert probe for immediate result.
• Red LED warns when battery is low and needs replacing.
• Powered by 1 x AAA battery (supplied).