Features: Achieve precise speed measurements with ease using our Digital Tachometer, essential diagnostic tool for any motor enthusiasts or professional. This no contact tachometer features wide measurement ranges (2.5 to 99,999RPM), high resolution, and a large LCD display for clear readings, housed in a durability ABS shell. Suitable for automotive technicians, mechanical engineers, and racings aficionados who require accurate speed assessments of motors and machine parts. Perfectly for use in automotive maintenance, mechanical workshops, and during competitive racings event to monitors and optimize engine performances. The ergonomic design ensures comfort during use, while the memory function conveniently stores the last and minimum values for quick reference, enhancing efficiency in any technical analysis. Specifications: Component:ABS Size:Approx.12.7x5.8cm/5x2.28inch Special Features : Digital Tachometer Ranges:2.5 to 99,999RPM Effective Measurement Distance:50mm-500mm Accuracy:±0.05%+1 Package Includes: 1pc Digital Tachometer note: Please allow 1mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual item color.