{"product_id":"kaiweets-brake-fluid-tester-pen-corrosion-resistant-high-precision-moisture-tester-for-dot3-4-5-1","title":"KAIWEETS Brake Fluid Tester Pen — Corrosion-Resistant, High-Precision Moisture Tester for DOT3\/4\/5.1","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eThe KAIWEETS Brake Fluid Tester Pen is built for clarity and reliability in everyday maintenance. Its corrosion-resistant probe is designed to stand up to regular use in garages and workshops, helping you monitor brake fluid quality without compromise. The device supports DOT3, DOT4, and DOT5.1 fluids, delivering quick readings that you can trust as part of your routine checks before trips or service appointments.\u003c\/p\u003e\n\u003cp\u003eWith a compact, portable form, this tester fits neatly into a mechanic’s tool bag or DIY kit, making on-site checks simple and efficient. The tool operates on common AAA batteries and remains functional across a practical temperature range, so you can rely on it during routine inspections, roadside checks, or shop floor testing.\u003c\/p\u003e\n\u003ch3\u003eKey Benefits and How They Help\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable and Corrosion-Resistant:\u003c\/strong\u003e A robust probe resists wear, supporting long-term use in busy environments.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFast and Accurate Readings:\u003c\/strong\u003e Moisture is measured from 0% to 4% with an accuracy of ±0.3%, covering DOT3, DOT4, and DOT5.1 fluids for consistent results.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eData Hold and Clear Feedback:\u003c\/strong\u003e A data hold function lets you capture readings for later review; the three-color backlight enhances visibility in varying lighting conditions.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAudible and Visual Cues:\u003c\/strong\u003e The buzzer alarm can alert you when moisture levels approach a threshold, supporting timely decisions without constant monitoring.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePortable and Easy to Use:\u003c\/strong\u003e Lightweight design, powered by 2x AAA batteries, and a temperature range of 0–40°C for on-the-go checks.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCalibrated for Common Fluids:\u003c\/strong\u003e Pre-calibrated for DOT3, DOT4, and DOT5.1, simplifying compatibility with typical brake systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePractical Scenarios\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eBefore a long road trip, quickly verify brake fluid quality as part of a pre-drive check.\u003c\/li\u003e\n  \u003cli\u003eDuring routine service, confirm consistent moisture readings to support safe braking performance.\u003c\/li\u003e\n  \u003cli\u003eDIY enthusiasts can test fluid quality during seasonal maintenance or after fluid replacement.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCustomer support includes a 30-day return policy, a 3-year warranty, and lifetime technical assistance, ensuring you have help if questions arise. This tester aims to provide informative, action-ready data without overpromising outcomes, helping you make informed maintenance decisions.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What fluids is the Kaiweets brake fluid tester compatible with?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Calibrated for DOT3, DOT4, and DOT5.1 fluids, with moisture readings from 0% to 4% and ±0.3% accuracy.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What convenience features does this tester offer?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Data hold, three-color backlight, and a buzzer alarm help review readings and signal when fluid may need attention.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"KAIWEETS","offers":[{"title":"Default Title","offer_id":42467846848597,"sku":"B0D9M279V9","price":34.45,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0632\/3270\/4597\/files\/kaiweets-brake-fluid-tester-pen-corrosion-probe.jpg?v=1778063151","url":"https:\/\/plentytorque.co.uk\/products\/kaiweets-brake-fluid-tester-pen-corrosion-resistant-high-precision-moisture-tester-for-dot3-4-5-1","provider":"PlentyTorque","version":"1.0","type":"link"}