Professional Diagnostic Tool Brake Fluid Tester Ergonomic Design Engine Oil Quality Tester For DOT3 DOT4 DOT5.1

Features: Routine Fluid Checks: This brake fluid tester pen helps you review brake fluid condition during regular vehicle upkeep, giving car owners and repair users a practical way to read fluid condition before the next service step. DOT3 DOT4 DOT5.1 Support: Built for common brake fluid types, the tester gives clear compatibility coverage for household vehicle maintenance, helping users keep a dedicated handheld tool in familiar garage inspection routines. Color Display And Alert: A three color backlit screen works with light and buzzer alerts so users can read fluid condition faster, even during short driveway checks or repeat inspections in lower light conditions. Metal Probe Reach: The metal probe reaches fluid directly in a slim pen body, making handheld use easier while keeping the tool compact enough for glove box storage or toolbox carry. Battery Power With Auto Shutoff: Two household batteries support familiar power replacement, while automatic shutoff helps reduce drain between uses so the tester stays ready for routine brake maintenance checks.

Specifications: Component: Metal, PVC Check brake fluid type:DOT3, DOT4, DOT5.1 Detection Ranges:0%~4% Screen backlight:Yes Alarm sound:Yes Operating temperature:-10~50℃ Battery:2Pcs 1.5V Battery (Included)

Package Includes: 1set Brake Fluid Tester Pen

note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind before you order. 2.Due to the differences between different monitors, the picture may not reflect the actual color of the item.