LH-45 Rotating Mixer It is a mixer with adjustable rotation speed and vibration suitable for various tubes. 1.5ml to 50ml test tubes can be assembled, 10 different self-contained programs (rotation and vibration), 360 Degree rotation and vibration, Adjustable time and speed at any angle, Digital display for better understand, Speed 1 rpm - 99 rpm, Timing 1m-9999m and infinity, Input Voltage DC 12V, Power 12W. (HSN Code: 90189099)