These Alnico U Shaped Magnets are painted red and supplied with a keeper.
This Floating Magnet Set contains 6 brightly colored magnetic rings, and the plastic stand, in a cardboard storage box. We have designed a special stand to replace the pencil, for hands-free demonstration. Magnets are in plastic cases, to reduce breakage.
Input voltage 4 ~ 28 VDC, Tone output Pulsed tone. Current: 15mA. Sound output: 80db @ 100cm. Frequency: 3.2KHz5.
