1. Ifihan
The KAIWEETS Brake Fluid Tester Pen (Model KVBF01) is a high-precision instrument designed to quickly and accurately measure the moisture content in various types of brake fluid, including DOT3, DOT4, and DOT5.1. This device helps ensure optimal brake performance and safety by indicating when brake fluid replacement is necessary. Its durable, corrosion-resistant probe and user-friendly features like a data hold function, three-color backlight, and buzzer alarm make it an essential tool for both professional mechanics and DIY enthusiasts.
2. Alaye Aabo
Please read and understand all safety warnings and operating instructions before using the KAIWEETS Brake Fluid Tester Pen. Failure to do so may result in injury or damage to the device.
- Pa ẹrọ kuro lati awọn ọmọde.
- Ma ṣe fi ẹrọ naa han si awọn iwọn otutu to gaju, imọlẹ orun taara, tabi ọriniinitutu giga.
- Yago fun sisọ silẹ tabi tẹriba ẹrọ si awọn ipa to lagbara.
- Ma ṣe gbiyanju lati tunto tabi yi ẹrọ naa pada. Tọkasi gbogbo iṣẹ si oṣiṣẹ oṣiṣẹ.
- Ensure the probe is clean and dry before and after each use to prevent contamination and ensure accurate readings.
- Brake fluid is corrosive. Avoid contact with skin and eyes. In case of contact, rinse immediately with plenty of water and seek medical attention if irritation persists.
- Dispose of used batteries and brake fluid according to local regulations.
3. Package Awọn akoonu
Jẹrisi pe gbogbo awọn ohun kan wa ninu package:
- 1 x KAIWEETS Brake Fluid Tester Pen (KVBF01)
- 2 x AAA batiri
4. Ọja Ipariview ati Awọn ẹya ara ẹrọ
The KAIWEETS Brake Fluid Tester Pen is designed for ease of use and accurate measurement. Below are its main components and key features.

Figure 4.1: KAIWEETS Brake Fluid Tester Pen and included AAA batteries.
4.1 Awọn paati bọtini
- Corrosion-Resistant Probe: Located at the bottom, this durable probe is designed for long-lasting performance and accurate readings even with frequent use.
- Ifihan LCD: Shows measurement results, battery status, and fluid type (DOT3, DOT4, DOT5.1).
- Bọtini agbara: Used to turn the device ON/OFF.
- "S" Button (Select/Hold): Used to select fluid type and activate the data hold function.
4.2 Key Awọn ẹya ara ẹrọ

Figure 4.2: The KAIWEETS tester features a corrosion-resistant probe for enhanced durability and extended use.
Durable and Corrosion-Resistant Probe: The tester is equipped with a robust probe designed to withstand corrosive brake fluid, ensuring long-term reliability and consistent performance.

Figure 4.3: The data hold function allows for easy review of readings.
Iṣẹ idaduro data: This feature allows you to freeze the current measurement on the display, making it easier to record or review readings without needing to keep the probe in the fluid.

Figure 4.4: The three-color backlight provides clear visual indications of moisture content.
Three-Color Backlight: The LCD display changes color to provide a quick visual indication of the brake fluid's condition:
- Alawọ ewe: 0% - 2% moisture content. Brake fluid is in good condition.
- Yellow: 2% - 3% moisture content. Brake fluid is approaching critical levels; replacement is recommended soon.
- Pupa: Greater than 3% moisture content. Brake fluid is saturated with moisture and requires immediate replacement.

Figure 4.5: The buzzer alarm provides an audible warning for high moisture levels.
Itaniji Buzzer: An audible alarm will sound when the moisture level exceeds 3%, providing an immediate warning that the brake fluid needs to be changed.

Figure 4.6: The tester is compatible with DOT3, DOT4, and DOT5.1 brake fluids.
Extensive Testing Coverage: The tester is calibrated to accurately measure moisture content in DOT3, DOT4, and DOT5.1 brake fluids, making it versatile for various vehicle types.
Yiye giga: Provides precise readings with an accuracy of ±0.3% within a range of 0% - 4% moisture content.
Tiipa Aifọwọyi: The device features an automatic shutdown function to conserve battery life when not in use.
Itọkasi Batiri Kekere: The display will show a low battery icon when the batteries need to be replaced.
5. Eto
5.1 Fifi sori batiri
The KAIWEETS Brake Fluid Tester Pen requires 2 AAA batteries (included). Follow these steps to install them:
- Locate the battery compartment cover at the top end of the tester.
- Twist or slide the cover to open the compartment.
- Fi awọn batiri AAA mẹta sii, ki o rii daju pe polarity (+/-) to tọ gẹgẹ bi a ti fihan ninu yara naa.
- Rọpo ideri iyẹwu batiri ni aabo.
Ẹrọ naa ti ṣetan fun lilo.
6. Awọn ilana Iṣiṣẹ
Follow these steps to accurately test your brake fluid:
- Mura Idanwo naa: Rii daju pe iwadii naa jẹ mimọ ati gbẹ ṣaaju lilo.
- Agbara Tan: Tẹ bọtini agbara (⏻) to turn on the tester. The display will light up.
- Select Fluid Type: Press the "S" button to cycle through DOT3, DOT4, and DOT5.1 brake fluid types. Select the type corresponding to your vehicle's brake fluid.
- Ìwádìí Ìtẹ̀mọ́lẹ̀: Carefully immerse the probe into the brake fluid reservoir. Ensure the probe tips are fully submerged in the fluid.
- Ka Iwọn: The tester will automatically display the moisture content percentage. Observe the percentage reading and the backlight color:
- Imọlẹ alawọ ewe: 0% - 2% moisture. Brake fluid is normal.
- Imọlẹ ofeefee: 2% - 3% moisture. Brake fluid needs attention soon.
- Imọlẹ pupa: Greater than 3% moisture. Brake fluid needs immediate replacement. The buzzer will also sound.
- Use Data Hold (Optional): While the probe is immersed, press and hold the "S" button to activate the data hold function. The reading will be frozen on the display. Press "S" again to release.
- Yọ kuro ki o si nu: Carefully remove the probe from the brake fluid. Wipe the probe clean with a soft, dry cloth immediately after use to prevent corrosion and ensure longevity.
- Agbara Pa: Tẹ mọlẹ bọtini agbara (⏻) to turn off the tester. The device will also automatically shut down after a period of inactivity.

Figure 6.1: Interpretation of the three-color backlight and buzzer alarm.
7. Itọju
Proper maintenance will extend the life of your KAIWEETS Brake Fluid Tester Pen.
- Ninu: Always clean the probe thoroughly with a dry, lint-free cloth immediately after each use. Do not use water or cleaning solvents on the probe or device body.
- Ibi ipamọ: Store the tester in a cool, dry place, away from direct sunlight and corrosive materials.
- Rirọpo Batiri: Replace batteries when the low battery indicator appears on the display to ensure accurate readings and proper operation.
8. Laasigbotitusita
If you encounter issues with your KAIWEETS Brake Fluid Tester Pen, refer to the following table:
| Isoro | Owun to le Fa | Ojutu |
|---|---|---|
| Ẹrọ naa ko ṣiṣẹ. |
|
|
| Awọn kika ti ko pe. |
|
|
| Buzzer alarm sounds constantly. |
|
|
9. Awọn pato
| Paramita | Iye |
|---|---|
| Nọmba awoṣe | KVBF01 |
| Ọja Mefa | 9.92 x 2.56 x 1.57 inches |
| Iwọn Nkan | 4.16 iwon |
| Orisun agbara | Awọn Batiri AAA 2 x 1.5V (pẹlu) |
| Yiye wiwọn | ± 0.3% |
| Iwọn Iwọn | 0% - 4% moisture content |
| Awọn iwọn otutu ti nṣiṣẹ | 0-40°C (32-104°F) |
| Compatible Fluid Types | DOT3, DOT4, DOT5.1 |
| Ohun elo | Polypropylene |
10. Atilẹyin ọja ati Onibara Support
KAIWEETS is committed to providing high-quality products and excellent customer service.
- Atilẹyin ọja: Ọja yii wa pẹlu atilẹyin ọja ọdun 3 lati ọjọ rira.
- Pada: Gbadun eto imulo ipadabọ ọfẹ fun ọjọ 30.
- Oluranlowo lati tun nkan se: KAIWEETS provides lifetime technical support for this product.
- Pe wa: If you have any questions, concerns, or require technical assistance, please do not hesitate to contact KAIWEETS customer service. For more information, visit the official KAIWEETS store on Amazon: KAIWEETS Store.





