Portable Brake Oil Detection Pen DOT 3.0/4.0/5.1 Automotive Brake Fluid Tools Brake System Testing

Label:Yes Size: 155×30×25mm(6.10×1.18×0.98in) Working current: 4~30mA Working voltage: 1-1.5V Color: Black Brand new and high quality Material: Plastic+Metal Power type: 1 X AAA battery (packaging does not include battery)

Package Included: 1 x Brake Fluid Tester(without Battery) Note: 1. There is a 2-3% difference according to manual measurement. Please check the size carefully before you buy the item. 2. Please note that a slight color difference should be acceptable due to the light and screen.