Glas Col Rotator Base with Test Tube Head, 120 V

Rotator Base, 120 V, 0.17 to 8.3 rpm Rotational Speed, 1.4 A, 50/60 Hz Rating, On/Off Switch Separate From Speed Control, Fuse-protected, 6' 3-wire Cord, With Test Tube Head, For Embedding Electron Microscopy, Ideal For Slow Speed Applications