Ryanong Flip Ring Tester Teaching Instrument Experimental Equipment Physical Experiment Model Flip Ring Experimenter Physics Teaching Instrument Electromagnetism Teachi

Incredible physical laboratory equipment aid tool, or as a decoration in your lab,making physical experiment learning more efficient. The instrument consists of a base, a bracket, an iron ring and a steel ball. The product should be stored in a dry, ventilated environment. Good for school teaching tool, learning display, and collectibles, also will be a great addition to your lab supplies., Manufacturer: Ryanong