• The tester can be as a digital brake fluid tester suitable for determining brake fluid quality.
• Quality is tested and indicated on five LEDs in terms of “per cent of water in the brake fluid”.
• LED display: Green: no water – OK.
                          Yellow: less than 1% of water. – Warming.
                          Yellow/yellow: approx. 2% of water. – Warming.
                          Yellow/yellow/red: approx. 3% of water. The oil should be changed.
                          Yellow/yellow/red/red: At least 4% of water. Change the oil urgently.