Features:1. In accordance with ISO 2372, used for periodic measurements, to detect out-of-balance, misalignment and other mechanical faults in rotating machines. 2. Specially designed for easy on site vibration measurement of all rotating machinery for quality control, commissioning, and predictive maintenance purposes. 3. Individual high quality accelerometer for accurate and repeatable measurements. 4. LCD digital display. 5. Lightweight and easy to use 6. Automatic power shut off to conserve power. 7. Can communicate with PC computer for statistics and printing by the optional cable and the software for RS232C interface.Specifications:Filter baud: D PAcceleration: 10Hz-1KHz 0.1-200m/s⊃2; 20.1-400m/s⊃2;10Hz-10KHz 0.3-200ft/s⊃2; 0.3-1312ft/s⊃2;Velocity: 10Hz-1KHz 0.1-8.0inch/s 0.1-400mm/s, 0.004-16.0inchDisplacement 10Hz-1KHz 0.001-2.0mm/0.04-80mil 0.001-4.0mm /0.04-160 milAccuracy: <5%Auto power offRPM (revolution): 5-100000r/minFrequency: 0.1 to 10KHzMetric/imperial conversionWith RS232C interface Max hold Operating conditions: 0-+45C(32F-104F), =90%RHPower supply: 4x1.5V AAA (UM-4)batteryBattery indicator: low battery indicatorDimensions: 124x62x30mm (4.88x2.44x1.18 inch)Weight: 120g / 0.26lb (not including battery)Standard Accessories: 1. Main Unit 2. Magnetic Suction Seat 3. Piezoelectric Transducer 4. Probe (Cone) 5. Probe (Spherical) 6. Carrying Case 7. Manual Book 8. USB Cable & RS232 Software