Product characteristics:1. Large LCD screen2. Wide measuring range and high resolution. Durable use.3. Digital display provides exact RPM with no guesses or errors. It is a great tool to measure4. On wood and metal, it can be used to accurately measure the speed of a lathe.5. RPM of engines and machine parts.6. The shell has been carefully molded to fit comfortably in either hand.7. The last value/min. The value will be automatically stored in memory and can be displayed in turn at any time.8. Wide measuring range, high resolution9. Large screen, clear reading10. Light weight and ABS plastic hard shell, nice shape, easy to use.Specifications:1. Output: less than 1mw2.Material: Hard Shell ABS Plastic3. Item Type: Non Contact RPM Laser Photo Tachometer4. Scan diameter: 17mm5. Use for: measure speed of motors and lathe machine6. Range: 2.5 to 99,999 RPMPackage content:1 x New Digital Laser Tachometer1 Manual in EnglishNote: This product comes without retail boxes, we will put it in safe packaging.