Vibration Datalogger USB 3-Axis Acceleration Range 0.00625 to 18g Frequency Range (Hz) 0 to 60Hz Bearing/Gear Check No +/-0.5 g Accuracy Interface USB Special Features Auto/Manual Start With Flashing Led Notification FFT Analysis High/Low Alarms With Led Alert Real Time Clock Calibration Certificate No Includes 3.6V Lithium Battery Magnetic/Screw Mounting Pedestal Manufacturers Warranty Length 1 yr