PEN VIBRATION METER
Model : PVB-820
* Function : Acceleration, Velocity.
* Acceleration : 200 m/s2, 20.00 G.
* Velocity : 200 mm/s, 20.00 cm/s.
* Frequency : 10 Hz to 1 KHz.
* Meet ISO2954, Data hold, Memory (Max., Min.).
* DC 1.5 V BATTERY (UM-4, AAA) x 4 PCs.