NOTE：This product is not suitable for children. Description The static electricity is an essential tool for middle school physics and electromagnetism experiments. It allows students to visually demonstrate and understand the principles of static electricity. By using this device, students can observe the behavior of electric charges and learn about the triboelectric effect. This hands-on education toy is ideal for classroom science experiments, making complex concepts more accessible and engaging. Features -Color:Transparent -Material:Plastic -Size:5.50X5.00X2.50cm/2.16X1.97X0.98in -Static electricity demonstration: ideal for middle school physics and electromagnetism experiments, helping students grasp static electricity concepts effectively. -practical material: made from plastic, this equipment is built to last, ensuring longterm use in classroom settings. -Easy to use: designed for simplicity, making it easy for both teachers and students to set up and conduct experiments without hassle. -Education value: enhances students' understanding of electromagnetism principles through hands-on learning and practical demonstrations -Hands on Learning: This physics electrometer is for a hands on classroom experience, mainly used for electrostatic experiments in middle school physics teaching <div </div Package list: 1