The device is battery-powered, but are not included.Brake fluid testing pen is professional and practical to use, simply insert the pen into the brake fluid reservoir and wait for the results. - Brake fluid tester is built to last, crafted with plastic materials to assure durability and prolonged usage.
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STONEGO 1 Pair Silicone Multimeter Test Leads Probes Copper Wire Test Lead Pin 20A 1000V Tester Wire Pen
Aliexpress UK
Five-Level Color Display: Features different colored indicators for easy identification of brakeoil condition and performance status. 1 test pen. Simple Operation: Designed for plug-and-play functionality with an intuitive interface for quick and efficient testing.
eBay
3in1 Water Quality Detection Pen Household Drinking Water Purity EC Meter High Accuracy TDS Meter 0-9990ppm Digital Water Tester
Aliexpress UK
Sturdy design: The tester has been greatly improved. 1 Brake tester (without battery). Quick and easy test for water content in brake ; Results appear in seconds;. Green/yellow: The water content in the brake is less than 1%.
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TDS Tester, Water Quality Meter Digital Pen, 0-9990PPM Swimming Pools, Household Drinking Water Quality Testing M68E
Aliexpress UK
Five-Level Color Display: Features different colored indicators for easy identification of brakeoil condition and performance status. 1 test pen. Material:pp. Simple Operation: Designed for plug-and-play functionality with an intuitive interface for quick and efficient testing.
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Non-contact Voltage Tester Adjustable Sensitivity Voltage Finder Detector Pen Alarm Range 12V-1000V and Live/zero Line Judgment
Aliexpress UK
Accurate Testing: Our tester pen provides quick and precise results, allowing you to assess the condition of your brake fluid with ease. Why Choose Our Brake Fluid Tester Pen?. Versatile Compatibility: Suitable for use with most types of brake fluid, including DOT 3, DOT 4, and DOT 5.
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New Multimeter Test Leads Universal Cable 10A/20A Soft-silicone-wire Needle-tip Tester Probe Wire Pen Cable
Aliexpress UK
Test DOT 3, DOT4, DOT5 brake fluid. Ready for Test: Unscrew the brake fluid reservoir, and pull off the cap of the Brake fluid tester. Dip the test probes into the brake fluid up to the plastic rim of the device.
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Multifunctional Electrician Test Screwdriver AC Non-contact Induction Test Pen Voltage Tester 70-600V Red Green Induction Lights
Aliexpress UK
1x Brake Fluid Tester (1.5V AAA battery not included). 0% LED: Water content in brake fluid. 1% LED: water content, H2O ≤ 1%, brake fluid above. 3% LED: water content, H2O ≤ 3%, brake fluid. 4% LED: water content, H2O≥ 4%, brake fluid must be.
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Non-Contact Voltage Detector Electrical Tools Voltage Indicator Tester Pen AC Voltage Test Smart Breakpoint Finder 12-1000V
Aliexpress UK
Extensive Application: Support most of the vehicle with compatible for DOT3 DOT4 car brake fluid. Easy Operation: Install the 1 AAA 1.5V battery(no included), press the button at the top, dip the probe into the brake fluid, and the test result will be indicated by LEDs in a few seconds.
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STONEGO Thermal Conductor Diamond Pen Hardness Tester Detecting The Authenticity of Diamonds Jadeite Jade Portable Test Tool
Aliexpress UK