ZLLJMETER ZL21A

* LCD Screen with Backlight:Clear LCD screen with red-green backlight for easy reading in all lighting conditions.

* Brake Fluid Tester|Brake Fluid Tester Pen|Accurate Brake Fluid Testing:Detect brake fluid moisture levels with precision, ensuring optimal safety and performance.

* Electrical DIY Supplies:Designed for electrical DIY enthusiasts, this tester is easy to use and interpret results.

* Multifunctional Gas Type:Versatile tool for testing various types of brake fluids, catering to a wide range of vehicles.

* LED Indicator & Sound Alarm:Clear LED indicator and sound alarm provide immediate feedback on fluid quality.Product sellpoints

*Moisture detection indicator: The buzzing sound changes from slow to fast, and the backlight color changes from green to red
The numerical value displayed on the LCD increases from small to large