Carlyle Hand Tools DOT 4 Brake Fluid Tester

Description

This brake fluid tester identifies water content and battery condition using a simple colour-coded indicator system. A green light confirms the battery is functioning and that the brake fluid contains no water. Yellow illumination signals less than 1% water content, whilst yellow/yellow indicates approximately 2% water content, helping you assess brake fluid condition at a glance. Yellow/yellow: approximately 2% of water content in brake fluid Yellow: less than 1% of water content in brake fluid Green: battery ok, i.e no water contained in the brake fluid