1.Delivers precise and fast detection with stable performance, quickly checking moisture content to ensure reliable results for daily automotive maintenance and safety inspection. 2.Ergonomic handheld design supports easy one-hand operation, lightweight and portable for fast on-site testing in garages and personal vehicle care. 3.Slim universal test probe easily reaches narrow and confined spaces, enabling convenient sampling and testing without disassembly. 4.Wide compatibility fits DOT3, DOT4 and DOT5.1 brake fluid types, meeting testing needs for most common passenger vehicles and light-duty cars. 5.Clear light indicator plus audible buzzer alarm instantly reminds users of deteriorated brake fluid, helping prevent brake system risks in advance., Manufacturer: DIGNIFE