Handheld Vibration Meter for Fan Motors, Machine Fault Measurement Instrument

Measurement parameters: high-frequency acceleration, low-frequency acceleration, acceleration, velocity, displacement  
Measurement accuracy: ±5% +2 digits (percentage reading + digit count); calibration period: one year;  
Display: LCD screen  
Battery: two LR44 batteries  
Continuous operating time: approximately 4 hours; intermittent use: approximately 300 times
Measurement range: Acceleration: 0.1 m/s² to 290.0 m/s² (peak value); Velocity: 0.1 mm/s to 290.0 mm/s (RMS value); Displacement: 0.001 mm to 2.900 mm (peak-to-peak value)