🔧 Universal Car Fluid Tester – Digital Pen for Brake & Oil Diagnostics

Keep your car running smoothly and safely with this compact powerhouse of precision. The Universal Car Fluid Tester is a digital diagnostic pen that quickly checks the quality of your brake fluid and engine oil—no guesswork, no mess.

Whether you're a weekend DIYer or a seasoned mechanic, this tool gives you instant insights into your vehicle’s health. Just dip, read, and decide—it’s that simple.

Features You’ll Love:

• Digital Accuracy – Clear LED indicators show fluid condition instantly

• Universal Compatibility – Works with DOT3, DOT4, DOT5.1 brake fluids and most engine oils

• One-Touch Operation – Quick results with a single press

• Compact & Portable – Fits easily in your glove box or tool kit

• Essential for Safety – Prevent brake failure and engine wear before they happen

Whether you're prepping for a road trip or just doing routine maintenance, this tester helps you stay ahead of costly repairs. Because when it comes to car care, knowledge is power—and this pen puts it in your pocket. 🛠️🚗

Features:
Designed for checking the quality of brake fluide quality simply.
5 LEDs to indicate percentage of water in the brake fluid.
Automatically power off.
Small and light to carry for more convenience.
An excellent helper for your journey.
Specification:
Type Brake fluid tester
Material Light emitting diode
Item Color Black
Compatible with All vehicles
Battery 1*LR03 AAA 1.5V battery (not included)
Size 15.5*2.5cm/ 6.1* 1""(H*D)
Net Weight 0.04kg / 1.4oz
Package
1*Brake fluid tester