Walmart US Ecommerce Website

GENERAL MERCHANDISE

PHARMACY

GROCERIES

VUDU

SPARK

PHOTO

ADVERTISING

SAVINGS CATCHER

GIFTCARDS

INHOME

AFFILIATE

ONEAPP

LOTUS

HELP

SMART_REORDER

GROCERY

CONV_COMMERCE

Buy Box Ad Container Module for Desktop

Custom HTML Module - About Klarna

Custom HTML Module - About SalesFinancing - Second update

You'll choose a plan at checkout.

#515357

I want delivery savings with Delivery Pass

#0071dc

NEW Fulfillment Tue Apr 15 2025 2:17 PM EDT

MTZ Team | Marquee 1 Ad | Item Page

MTZ Team | Marquee 2  Ad | Item Page

MTZ Team | Skyline Ad | Item Page

Other products of interest

MTZ Team | Sponsored Product Carousel - Item Page

More items to explore

MTZ Team | Sponsored Product Carousel - Item Page Broad 

NEW AddonServicesRedesign Fri Jul 18 2025 1:30 PM EDT

NEW AddToCart Mon Jul 14 2025 3:50 PM EDT

NEW AddToCart Tue Apr 15 2025 2:19 PM EDT

NEW BrandBoxDisplayAd Mon Jul 14 2025 9:14 PM EDT

NEW BrandLink Wed Apr 23 2025 12:07 AM EDT

NEW Breadcrumb Mon Apr 07 2025 8:23 PM EDT

Walmart Rewards Mastercard

NEW FinancingOptions Tue Dec 10 2024 3:32 PM EST

I want shipping & delivery savings with

NEW Fulfillment Mon Jul 14 2025 4:00 PM EDT

NEW InternationalShipping Mon May 18 2026 1:02 PM EDT

New Item Page - Nutrition Value Placeholder Module, Wednesday, February 08, 2023, 5:11:53:90 pm

New Item Page - Product Description Placeholder Module, Wednesday, February 08, 2023, 5:14:04:38 pm

New Item Page - Product Ingredients Placeholder Module, Friday, February 10, 2023, 10:34:23:79 am

New Item Page - Product Specifications Placeholder Module, Wednesday, February 08, 2023, 5:15:29:61 pm

New Item Page - Reviews Placeholder Module, Wednesday, March 22, 2023, 10:04:29:34 am

New Item Related Shelves Module, Thursday, June 15, 2023, 6:08:51:10 am

 Price Match Policy

Prices, terms, and availability may vary online, in stores, and in–app. If the advertised price is not shown here, inventory at the advertised price may now be sold out. Please see the other offers, if available, while quantities last. Some items may be available from Marketplace Sellers, who set their own prices, and are not eligible for price match. Items sold in store by Walmart may be eligible for a price match to online items shipped and sold by Walmart. For variable weight items, price shown is an estimated price only – you will be charged for the actual weight of the item. See our

NEW LegalPriceDisclaimer Mon Jul 14 2025 4:11 PM EDT

NEW LegalPriceDisclaimer Wed Apr 30 2025 12:13 AM EDT

NEW ListsAndRegistries Tue Apr 15 2025 4:50 PM EDT

NEW PaymentPlans Mon Jul 14 2025 4:15 PM EDT

NEW PaymentPlans Tue Apr 15 2025 1:31 PM EDT

NEW PriceInformation Tue Apr 15 2025 1:30 PM EDT

NEW ProductDescriptionPlaceholderATF Tue Jul 08 2025 11:41 PM EDT

NEW ProductFlags Thu Apr 10 2025 11:42 PM EDT

NEW ProductHighlightsPlaceholder Wed Jul 02 2025 12:43 AM EDT

NEW ProductImages Tue Apr 15 2025 2:13 PM EDT

NEW ProductName Tue Apr 15 2025 12:53 PM EDT

NEW ProductReturnPolicyDetails Tue Dec 10 2024 3:17 PM EST

NEW ProductReturnPolicy Mon Jul 14 2025 5:04 PM EDT

Return Policy

NEW ProductReturnPolicy Tue Apr 15 2025 2:28 PM EDT

NEW ProductStickyBuyBox Wed Jul 02 2025 12:55 AM EDT

NEW PromoDiscount Tue Apr 15 2025 6:53 PM EDT

New SellersSecondaryBuyBox Module, Tuesday, September 05, 2023, 4:02:21:76 pm

NEW ShopWithConfidence Thu Jan 15 2026 2:20 PM EST

NEW SocialProofMessage Tue Apr 15 2025 7:17 PM EDT

NEW SoldAndShippedBy Mon Jul 14 2025 5:04 PM EDT

NEW SoldAndShippedBy Tue Apr 15 2025 2:23 PM EDT

New!

More savings, less stress.

HSK_Subscribetosave_E_v2

NEW SubscriptionOptionsModule Tue Apr 15 2025 6:44 PM EDT

NEW SubscriptionPriceMessage Wed Apr 23 2025 6:48 PM EDT

NEW Variants Wed Apr 23 2025 11:01 PM EDT

[Sticky] BuyBoxAd Mon Aug 11 2025 3:59 AM EDT

[Sticky] PriceInformation Mon Jul 14 2025 4:03 PM EDT

Syndigo

True

dWeb: L1/L2- Comparison Chart- WK 07, 2026

#000000

Item Carousel - Rich Relevance 1

RR carousel

Item Carousel - Rich Relevance 2

RR carousel 2

Item Carousel - Rich Relevance 3

HT662 Brake Fluid Moisture Tester - ABS Scratch-Resistant Automotive Diagnostic Tool with High Accuracy Probe, 0%~4% Detection Range, ±0.3% Error, Compatible with DOT3/DOT4/DOT5.1, Quick Water

<ul><li>Measures brake fluid moisture change through electrical conductivity for accurate results</li><li>Supports detection of DOT3, DOT4, and DOT5.1 brake fluids with ±0.3% error range</li><li>Durable ABS construction resists scratches and impacts while being eco-friendly</li><li>High-accuracy probe made of premium materials ensures reliable performance</li><li>Quickly distinguishes water content levels (0%-4%) with clear visual and audio indicators</li></ul>

Brand

Model

Assembled Product Dimensions (L x W x H)

Feature:
1. MOISTURE CHANGE MEASUREMENT: The brake fluid detection pen is based on the change of electrical conductivity to measure the moisture change of brake fluid
2. ACCURATE AND RELIABLE: Original high accuracy probe is made of excellent materials, to ensure outstanding performance
3. QUICK DISTINGUISH: The water content is 0%‑4% representing no water and the amount of water content in turn, so that car owners can quickly understand whether the water content of the brake fluid is qualified.
4. SCRATCH RESISTANT ABS: Using excellent ABS material, possess impact resistance, scratch resistance, environmentally friendly
5. TECHNICAL PARAMETERS: Detection range from 0%~4%, error is ±0.3%, detection type contain DOT3, DOT4, DOT5.1

Specification:
Item Type: Brake Fluid Liquid Tester
Model: HT662
Material: ABS
Battery: 2 x 1.5V AAA battery(not include)
Basic Parameters: 
Detection Range: 0%~4%
Error: ±0.3%
Detection Type: 
DOT3, DOT4, DOT5.1
Use Environment: 
Working Temperature: 0~40℃
Storage Temperature: -10~50℃
Humidity: ≤95%
Altitude: ≤2000 meters

How to Use:
On Or Off: 
Press the power button and hold for more than 1 second to turn on, the beep will beep once, the display will light up, and will enter the test state; in the power on state, press the power button to shut down.
Function Switch: 
The default brake fluid type detected by the detection pen is DOT3; press the function switch button to switch to DOT4; press again to switch to DOT5.1; press again to return to DOT3, and so on.
Moisture Detection: 
After power on, select the type of brake fluid to be tested. Before testing, make sure the metal probe is clean, immerse the metal part of the testing head in the liquid to be tested for 3 seconds, wait for the display to stabilize, observe the state, and read the value. When the value is 0~2%, the green backlight is bright, indicating that the brake oil can still be used; 2~3%, the bright yellow backlight, the buzzer sounds slowly, indicating that the brake oil needs to be replaced; more than 3%, the bright red backlight, the buzzer quick sound, please change the brake fluid immediately.

Package List:
1 x Brake Fluid Liquid Tester
1 x User Manual

Universal Product Code (UPC check)

fulfillment

title_shipToHome_date_free_delivery