Features: This innovative 2 in 1 digital tester combines brake fluid moisture detection and tire pressure measurement in 1 compact device, offering convenience and efficiency for vehicle safety checks with high accuracy sensors and an LED display. Featuring a strong plastic and aluminum alloy casing, ergonomic grip, and accurate readings for brake fluid moisture (0 5% ranges) and tire pressure (0 100 , 0.1 resolution), it ensures stable performances through color coded LED indicators. Ideal for both home car owners and professional mechanics, this tool simplifies routine maintenance tasks, making it accessible for users of all experience levels to enhances vehicle safety and efficiency. Perfect for at home garage use or in professional auto repair shops, it enables quick diagnostics of brake fluid condition and tire pressure, helping prevent potential issues during daily driving or servicing. With its lightweight design and user friendly interfaces, this automotive diagnostic tool provides stable, error easy data (±1 accuracy), ensuring dependable results for regular vehicle care and inspections. Specifications: Type: brake fluid meter pen component : plastic Length: about 15.3cm/6.02inch Package Includes: 1xBrake Fluid meter Pen note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.