Extech VB400

The Extech VB400 Pen Vibration Meter is designed to provide easy and accurate velocity and acceleration measurements on industrial machinery. Its measures RMS Acceleration and Velocity with metric and imperial units of measure. The VB400 has a wide frequency range from 10 Hz to 1 kHz and basic accuracy of ± (5% + 2 digits). Additional features include zero adjustment, data hold, and a low battery indicator. Water and dust resistant to IP65. Complete with test pin tip, magnetic base, 4 AAA batteries, and pouch case.