Vibration Meter Acceleration Range 200 m/sq sec Frequency Range (Hz) 10 to 1500 Velocity 200mm/sec +/-5 Percent Accuracy Automatic Data Hold Display LCD Auto Power Off Yes Special Features Auto Power Off Automatic Data Hold Low Battery Indicator RMS and Displacement Measurement 9V Calibration Certificate No Includes 9V battery and Instruction Manual Remote Sensor with Magnetic mount Manufacturers Warranty Length 1 yr