The Metric Plus 220 V Digital Stroboscope can measure the rotation speed and velocity of any rotating, vibration or moving component of any machinery or equipment. The 220 V Digital Stroboscope provides the operator with a single, two or multiple still image of the moving, rotating or vibrating objects. The multiple images can track the motion trail very accurately. The Digital Stroboscope has a wide measuring range and high resolution. The Stroboscope has a prominent digital display for high visibility in almost every kind of ambient lighting. The Metric Plus 220 V Digital Stroboscope's flashing light can be made brighter when switched to low range mode. Product Specifications: Company: Metric Plus Display: 5 digits 10mm LCD Accuracy: ± (0.05%n + 1d) Resolution: 0.1FPM (50 - 999.9 FPM) 1 FPM (Over 1000FPM) Sampling time: 0.3 sec External Trigger level: 3 - 24V Flash Tube Life: 100 Million times Power supply: AC 220V Weight: 1000 g