360-degree rotating dial multiplier for easy power adjustment. By turning the dial left or right, the strobe intensity value can be adjusted without limits, allowing quick increases or decreases during daily measurements. Hand-held stroboscope with a measurement range of 60–49,999 min and an accuracy of 0.001%. This high precision makes it suitable for measuring motors, fans, pumps, and gears. 750 LUX strobe illumination. The LED strobe provides 750 lux of brightness. The strobe rate can be adjusted to match measurement needs, enabling higher or lower values. Benefits include high brightness, a wide illumination range, and reliable operation in the dark. No reflector tape required. Designed for measuring rapidly rotating objects such as motors, fans, pumps, and gears. Simply mark existing markings on the device under test, and you will obtain the precise value you need.