Features: 1. Provides precise static electricity detection, making it a useful teaching tool for physics experiments and educational research. 2. High sensitivity detector crafted from PP, lightweight, portable, easy to operate, ensuring safety and reliability. 3. Ideal for physics teachers, students, and science enthusiasts interested in electromagnetism. 4. Widely used in classroom teaching, laboratory research, science exhibitions, electromagnetism experiments, and exploration of static electricity concepts. 5. Enhances understanding of electromagnetism with this physics teaching aid. Product Details: Specifications: Color: Clear Component: Metal; PP Size: Approx. 5x2.5x6cm (1.96x0.98x2.36in) Weight: Approx. 30g