Features: This Thunder Rod Demonstrator vividly showcases electrical discharge phenomena, enabling students to visually grasp thunder formation principles and Faraday cage concepts in physics experiment. Featuring adjustable voltage controls and finxed discharge spacing, this thunder conductor experiment demonstrator physics teaching aid offer versatile experimentation options for classroom teaching demonstration. Very suitable for school student , teacher, university educators teaching electromagnetism concepts, this thunder rod demonstrating equipment serves as essential physics teaching tool for interactive STEM lesson. Widely used for science laboratory setting, or classroom demonstration, portable size facilitates hands on learning about electromagnetism principles and thunder protection systems. Engineered with metal components, this thunder arrester physics experiment demonstrator ensures safe, repeatable trials while fostering practical understanding of electrostatic discharge fundamentals. Specifications: Color: White Component: Metal; PP Size: Approx. 19x15x18.50cm/7.48x5.9x7.28in Weight: Approx. 1500g Package Includes: 1Piece Thunder Conductor Experiment Demonstrator note: 1.Please allow 0-1cm error due to manual measurement. Be sure you donot mind before bid. 2.Due to difference between different monitors, the picture may not reflect the actual color