Brake Fluid Tester Pen With 5 LED Indicators For DOT 3 4 5.1 Fluids Moisture Analyzer For Your Car Hydraulic Brake Fluid Meter Quick Check To Keep Brakes Solid And Your Ride Safe
✔️ Five LED indicators show water content at a glance for DOT 3/4/5.1
This compact, single-unit brake fluid tester pen quickly checks the water content in DOT 3/4/5.1 brake fluids. Its brass-plated probe resists corrosion and the sturdy plastic shell holds up in daily use, making it a handy tool for car, truck, and SUV maintenance.
✅ Reads water content in DOT 3/4/5.1 brake fluids to guide replacement
✅ Five LED indicators map moisture levels: 0%, <1%, 2%, 3%, >4%
✅ Brass-plated probe resists corrosion; rugged plastic housing
✅ Compact size 6.0 × 0.8 in (152 × 20 mm); 27 g; universal fit
✅ Easy operation: insert into reservoir, press power for 1 second to read LEDs
💡 What is a handy brake fluid moisture tester pen used for in everyday vehicle maintenance? It’s a handy tool to quickly gauge water content in your brake fluid and decide when to replace it.
- Helps keep braking safety by alerting when moisture is high in DOT 3/4/5.1 fluids
- Five LED indicators map moisture levels 0% to >4% for quick interpretation
- Compact, pocket-friendly tool for on-the-go maintenance
- Quick test procedure: insert into reservoir, press power for 1 second to read LEDs