Feature:1. It can measure displacement, velocity and acceleration, and frequency parameters.2. The probe with screw interface is easy to install and the measurement is accurate.3. The lighting function can effectively ensure the safety of the measurement.4. Color LCD display, the screen can be flipped to observe data in multiple directions.5. Made of high quality materials, durable, corrosion resistant and wear resistant.Specification:Item Type: Vibration MeterMaterial: ABSColor: As shown in the pictureApplication: Vibration meterMeasuring Range:Acceleration: 0.1-199.9m/sSpeed: 0.1-199.9mm /sDisplacement: 0.001-1.999mmmeasurement Accuracy:Vibration Displacement: 0.01-0.02mm, <10%.> 0.02mm, <5%Vibration Speed: 0-2.0mm/s<10%.> 2.0mm/s, <5%Vibration Acceleration: 0-2.0m/s, <10%.> 2.0m/s2, 5%Frequency Range:High Frequency: 1KHz~4KHz (HI)Low Frequency: 10Hz~1KHz (LO)Frequency Range Speed Measurement: 10Hz~1KHz (LO)Frequency Range Displacement Measurement: 10Hz~1KHz (LO)LCD Display: Color displayData Display Interval: The first secondMaximum Group Data Storage: 7 groupsPower Supply: 1.5V AAAx2 (not included)Temperature Operating Range: 0~40Humidity Range: 30~90%Operating Instructions:MENU: Power buttonMEAS: is the measurement key, press and hold this button to turn on the measurementLO/HI: upper sideSAVE: DownsideOK: Confirm key/switch keyMEAS: bottom measurement key.Package List:1 x Vibration Meter(Battery Not Included)1 x Case1 x Probe1 x Instruction Manual