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Hand-cranked DC Generator, School DIY Dynamo Lantern Educational Hand AC and DC Crank Generator Model, Motor Activity Teaching Model Physical Science Experiment

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$54.70

$ 23 .99 $23.99

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About this item

  • ◆Electricity learning: Learning the mechanical principles of hand-cranked generators and how to use kinetic energy to generate electricity is a safe interactive experience.
  • ◆Purpose: This machine is used for the basic structure and working principle of AC and DC generators in the teaching of junior high school physics and elementary school natural knowledge.
  • ◆Easy to use: Manual power generation is easy to use and operate. The hand generator has been assembled. After receiving the items, you only need to install the pulley and adjust the brush to use.
  • ◆Stable power generation: Hand-cranked DC generator physical science experiment, high strength, durable, stable power generation.
  • ◆Good for school teaching tool, learning display, and collectibles, also will be a great addition to your lab supplies.


Precautions
Pay attention to the pressing of the brushes and slip rings during the demonstration
When the instrument is not in use, the "O" belt should be taken down and stored. At the same time, be careful not to contact with oil or expose to the sun to prolong the service life of the belt.
Always pay attention to proper lubrication of the bearing
Great instrument for learning physical and electricity experiments.
Scientific physical experimental equipment to exercise student' s practical ability.
packing list:
Hand crank AC/DC generator*1