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Static Electricity Experiment Ball 2Pcs Electricity Test Balls Plastic Electroscope Balls Physics Experiment Tools Electroscope Ball Physics and Electricity Teaching Aids Professional

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$23.82

$ 11 .99 $11.99

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  • High- quality material and fine craftsmanship, durable and sturdy for a long time.Perfect experimental equipment for explaining the principle of electrostatics.
  • The operation is very simple, whether a teacher, a parent or individual students can use it.
  • A simple and practical teaching and experiment equipment in middle schools.This instrument is used for real-time transfer of electric charges in middle school physics electrostatics
  • interesting and allows students to better understand electrostatics in intuitive demonstrations and interesting experiments.
  • The small metal ball is tightened on the bolt of the insulating handle and contacts the end face of the insulating handle. There is no loosening or skewing of the insulation after tightening.


Description
Do you want your students or children to know more clearly electrostatics intuitively? Then, you must not miss our electricity test balls set. Made of plastic material, they are high- quality and durable. Easy to operate, teachers and students are available.
Features
- Color:As Shown.
- Material: Plastic.
- Size: Approx.11. 00X1. 00X1. 00cm/4. 32X0. 39X0. 39in.
- Perfect experimental equipment for explaining the principle ofelectrostatics.
- The operation is very simple, whether a teacher, a parent or individual students can use it.
- interesting and allows students to better understandelectrostatics in intuitive demonstrations and interesting experiments.
- A simple and practical teaching and experiment equipment in middle schools.
- High- quality material and fine craftsmanship, durable and sturdy for a long time.
Package Including
2 x Electricity Test Balls