š Portable BrakeāFluid Tester Pen for DOT 3 / DOT 4 / DOT5.1
š Portable BrakeāFluid Tester Pen for DOT 3 / DOT 4 / DOT5.1
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š Portable BrakeāFluid Tester Pen for DOT 3 / DOT 4 / DOT5.1
Is Your Brake Fluid Hiding a Deadly Secret?
This compact brake-fluid testing pen quickly detects moisture levels inside your vehicle's brake fluid by checking fluid conductivity. Clear LED lights tell you whether your brake fluid is safe to use or needs replacement ā helping you avoid risky braking problems.
ā Accurate 5-LED Indicator System
Five colored LED lights clearly display the water-content percentage inside brake fluid ā so you know exactly where your brake fluid stands.
š¢ Safe
Brake fluid is in good condition
š” Caution
1-3% water ā re-check recommended
š“ Replace
Over 3% moisture ā replace immediately
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šÆ Precisely judges boiling-point changes caused by water
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š Prevents degraded braking performance before it's too late
š§ Broad Compatibility
This moisture analyzer works perfectly with DOT-3, DOT-4, and DOT5.1 standard brake fluid. It fits daily passenger cars and vehicles used in auto repair shops ā for both home-use maintenance and professional servicing jobs.
ā” Super-Simple One-Button Operation
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1ļøā£ Press the power-on button
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š§ Dip the metal probes into the brake-fluid reservoir for 1 second
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ā
Get your test result right away
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š Press again to power off ā or it auto-shuts down after 15 seconds of inactivity to save battery
š Pocket-Sized Portable Design
Made in a pen-style shape with a clip on the side. Slip it into your jeans pocket or tool bag conveniently. Runs on one AAA-1.5V battery (battery not included) ā easy to prepare.
ā¤ļø Keep Your Driving Safe
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ā ļø Excess water lowers brake-fluid boiling point and leads to brake-failure risks
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š This tester helps you catch hidden issues early
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š”ļø Timely fluid replacement protects you and your passengers on the road
š Specifications
| Working Principle | Detects brake-fluid moisture by conductivity change |
| Applicable Fluid Type | DOT3, DOT4, DOT5.1 |
| Indicator Mode | 5-Color LED Lights |
| Power Supply | 1 Ć AAA-1.5V Battery (Not Included) |
| Auto-Off Function | Automatic Shutdown After 15 Seconds Without Operation |
| Intended Users | DIY Vehicle Enthusiasts, Auto-Repair Specialists, Garage Workers |
š”ļø Why Choose Us?
š Fast Shipping Carefully packed & delivered
š Secure Checkout 100% protected payment
š¬ Friendly Support Here to help, always
ā Satisfaction Guarantee Love it or we'll make it right
1 Second. 1 Test. Peace of Mind.
Know your brake fluid's moisture level instantly ā and protect yourself, your family, and your passengers on the road.
š Add to Cart ā and drive with confidence. š”ļøš
