Student Fruit Battery, Physics Lab Electricity Circuit, Magnetism Experiment. Features: 17 Chapters with Fun Projects: Fruit Battery, Electric Bell Making and Hand Crank Generator, Etc. Learn Basic Electricity and Magnetism Experiments Through Full-color Manuals, Understand the Basic Principles, and Help Children Learn, Think and Explore. The Basic Electricity and Magnetism Experiments Kit Includes Everything That You Need to Get Started, Provides a Hands-on Opportunity for Students to Build Simple Electrical and Magnetic Models. SPECIFICATIONS Subject: Physics Material: Plastic, Electronic Components Features: Portable, Easy to Use, Teaching Aids Circuit Size: 19.2cm X 6.2cm/7.56" X 2.44" (Approx.) Compass Diameter: 4.2cm/1.65" (Approx.) Fan Size: 5.4cm/2.13" (Approx.) Cable Length: 26cm/10.24" (Approx.) Package Includes: 1 Set of Physics Experiment Kits . We are an international seller, your order will be shipped from abroad so please allow the necessary time of minimum 14 working days for delivery right now depending on where you ship to, due to ongoing delays in postal deliveries globally.