Non Contact Hand Held Digital Laser Photo Speed Meter RPM Tester Tachometer, 501 Original

Function:1. Automatically zero, store the last, minimum and maximum readings, and display values in turn at any time.2. Measuring rotational speed using visible red beams from powerful LEDs.3. The shell is carefully designed and can be held comfortably in the hand.4. The measurement range of high intensity level II laser is 2.5 - 99,999 RPM.5. Super-large 5-bit LCD display, high precision +/-0.05%.Note: Please allow 1-3mm differs due to manual measurement.Due to the different display and different light, the picture may not show the actual color of the item. Thanks for your understanding.1 X Laser Digital Tachometer