Brake Fluid Tester Pen With 5 LED Indicators For DOT3 DOT4 DOT5.1 Testing, Quick Moisture Check For Car Maintenance, Prevent Brake Fade, Universal Auto Accessory For DIY Mechanics
✔️ Compact brass body, 5-LED moisture scale, reads DOT3-5.1 quickly
This brake fluid tester checks moisture levels in DOT3, DOT4, and DOT5.1 brake fluids. It’s a handy tool for DIY maintenance and shop use to prevent brake fade by catching moisture early and timing fluid changes. The brass-plated probe resists oil and corrosion, while the black matte shell provides a solid, non slip grip.
✅ Moisture percentage reading shown by a 5-LED color scale: green, yellow, red
✅ Compatible with DOT3, DOT4, and DOT5.1 brake fluids for quick health checks
✅ Brass-plated probe, oil and corrosion resistant, anti slip grip
✅ Battery powered (AAA; not included) with automatic shutoff after testing
💡 What is a brake fluid moisture tester used for in routine car maintenance?
It's a handy tool for quick assessments of brake fluid quality to help prevent brake fade during driving and service.
- Handy for checking DOT3, DOT4, DOT5.1 moisture levels before important drives - Helps decide when to flush and replace brake fluid based on readings - Durable build with brass probe and anti slip shell for workshop use - Requires AAA battery (not included); test auto shuts off after use