Application Scope]: Ideal for teachers in experimental classrooms to foster students' interest in physics and electricity. Please note that this glass product may incur damage during transportation Static Electricity Deflection Tube]: Experience the phenomenon the deflection of cathode ray electric field confirms that cathode ray are a of particles that contribute to electric charge, and negatively charged particles are electrons Static Electric Deflection Tube]: Witness the deflection of cathode in an electric field, confirming that ray consist of negatively charged particles, or electrons Field Effect Cathode Ray Tube]: This device showcases how cathode ray induce mechanical motion in objects, highlighting the momentum and possessed by ray Effect Tube]: Our cathode ray tube demonstrates the deflection of ray at a field, illustrating that cathode ray are streams of charged particles emitted from the cathode, Weight: 0.58973655085 pounds, Manufacturer: Htuteyy