Since pointed objects carry a much greater concentration of electric charges than the Van de Graaff’s sphere, the spinner will rotate rapidly when in its vicinity. 
An invisible electric wind from a Van De Graaff with our static spinner. 
Consists of a metal base, 9" diameter spinner on cone bearings for easy movement.
Overall Size:¢6x100mm

Science Lab Supplies is a leading Point Discharge manufacturers, suppliers and exporters that offers wide range of Point Discharge at most competitive prices.

Point Discharge

SKU: SL-611