--- product_id: 392458828 title: "Performance Tool W181 Brake Fluid Moisture Tester - 5 LED Readout, Calibrated for DOT 4, Portable with AAA Battery Included, Not for use on DOT 5" brand: "performance tool" price: "AED 40" currency: AED in_stock: true category: "Performance Tool" url: https://www.desertcart.ae/products/392458828-performance-tool-w181-brake-fluid-moisture-tester-5-led-readout store_origin: AE region: United Arab Emirates --- # 5-level moisture detection Battery included, ready to use Calibrated for DOT 4 fluid Performance Tool W181 Brake Fluid Moisture Tester - 5 LED Readout, Calibrated for DOT 4, Portable with AAA Battery Included, Not for use on DOT 5 **Brand:** performance tool **Price:** AED 40 **Availability:** ✅ In Stock ## Summary > 💡 Stay ahead of brake issues with precision you can trust! ## Quick Answers - **What is this?** Performance Tool W181 Brake Fluid Moisture Tester - 5 LED Readout, Calibrated for DOT 4, Portable with AAA Battery Included, Not for use on DOT 5 by performance tool - **How much does it cost?** AED 40 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.ae](https://www.desertcart.ae/products/392458828-performance-tool-w181-brake-fluid-moisture-tester-5-led-readout) ## Best For - performance tool enthusiasts ## Why This Product - Trusted performance tool brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Safety-First Assurance:** Prevent brake failure by monitoring fluid moisture—because your ride deserves the best care. - • **Compact & Portable Design:** Lightweight and pocket-sized for on-the-go diagnostics wherever your vehicle takes you. - • **Tailored for DOT 4 Fluids:** Engineered calibration ensures pinpoint accuracy for DOT 4 brake fluid, with reliable DOT 3 estimates. - • **Instant Use Out of the Box:** Includes AAA battery so you can start testing immediately—no extra purchases needed. - • **Precision Moisture Detection:** 5 LED indicators deliver clear, quantifiable moisture levels for your brake fluid. ## Overview The Performance Tool W181 Brake Fluid Moisture Tester offers accurate, easy-to-read moisture level detection via a 5 LED display, calibrated specifically for DOT 4 brake fluid. Portable and ready to use with an included AAA battery, it provides essential safety diagnostics for professional-grade vehicle maintenance. Not compatible with DOT 5 fluids. ## Description The Performance Tool W181 Brake Fluid Tester is the ideal tool for accurate moisture level determination in brake fluid, ensuring optimal vehicle safety. With a 5 LED readout, the results are easy to interpret, displaying the percentage of moisture in the fluid. The W181 Brake Fluid Tester comes with a 1-AAA battery, so you can use it immediately upon receiving it. Calibrated specifically for use with DOT 4 brake fluid, you can be sure of accurate readings every time. Even though it is primarily calibrated for DOT 4 brake fluid, the W181 Brake Fluid Tester can also be used for estimates with DOT 3 brake fluid. However, please note that it is not suitable for use with DOT 5 brake fluid. Stay safe on the road and make sure your brake fluid is in top condition with the Performance Tool W181 Brake Fluid Tester. ## Features - ACCURATE MOISTURE LEVEL DETERMINATION: The Performance Tool W181 Brake Fluid Tester accurately determines the moisture level in brake fluid to ensure optimal vehicle safety. - 5 LED READOUT FOR EASY INTERPRETATION: The 5 LED readout on the brake fluid tester indicates the percentage of moisture in the fluid, making it easy for you to interpret the results. - BATTERY INCLUDED FOR IMMEDIATE USE: The W181 Brake Fluid Tester comes with a 1-AAA battery, allowing you to use it right out of the box. - CALIBRATED FOR DOT 4 BRAKE FLUID: This brake fluid tester is calibrated specifically for use with DOT 4 brake fluid, ensuring accurate readings every time. - SUITABLE FOR DOT 3 BRAKE FLUID ESTIMATES: Although primarily calibrated for DOT 4 brake fluid, the W181 Brake Fluid Tester can also be used for estimates with DOT 3 brake fluid. Please note that it is not suitable for use with DOT 5 brake fluid. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B009ATRIFM | | Best Sellers Rank | #41,971 in Automotive ( See Top 100 in Automotive ) #15 in Automotive Brake Fluid Level Sensors | | Brand Name | PERFORMANCE TOOL | | Country Of Origin | Taiwan | | Customer Reviews | 4.4 4.4 out of 5 stars (37) | | Global Trade Identification Number | 00039564045981 | | Included Components | Brake Fluid r | | Item Dimensions | 7 x 2.5 x 21.8 centimeters | | Item Type Name | Tool | | Item Weight | 68 g | | Manufacturer | Wilmar Corporation | | Material Type | Steel, plastic, or a combination of materials | | Model | W181 | | Number of Items | 1 | | Part Number | W181 | | UPC | 039564045981 632963511912 | | Warranty Description | Call vendor for warranty | ## Product Details - **Brand:** PERFORMANCE TOOL - **Item dimensions L x W x H:** 7 x 2.5 x 21.8 centimeters - **Item weight:** 0.15 Pounds - **Material:** Steel, plastic, or a combination of materials - **Number of Items:** 1 ## Images ![Performance Tool W181 Brake Fluid Moisture Tester - 5 LED Readout, Calibrated for DOT 4, Portable with AAA Battery Included, Not for use on DOT 5 - Image 1](https://m.media-amazon.com/images/I/61+iOPjG2EL.jpg) ## Available Options This product comes in different **Size** options. --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.ae/products/392458828-performance-tool-w181-brake-fluid-moisture-tester-5-led-readout](https://www.desertcart.ae/products/392458828-performance-tool-w181-brake-fluid-moisture-tester-5-led-readout) --- *Product available on Desertcart United Arab Emirates* *Store origin: AE* *Last updated: 2026-08-25*