Name: Electromagnetic Experiment Exploration Experiment Box Product category: Education Packing size: 330x180x130mm Main material: ABS environmental protection plastic Applicable people: middle school students, physics enthusiasts Accessories: Voltmeter x1 Compass x1 Ammeter x1 Magnetic switch x1 Galvanometer x Resistance Law Experiment Board x1 Bulb (2.5V3.8V) x 3 each Iron powder box x1 Battery box x3 Ring magnet x2 Small lamp holder x3 Magnetic car x1 Single pole switch x3 Metal rail x1 Single pole double throw switch x1 Hand crank generator x1 Solar cell x1 Buzzer x1 Bell x1 Fruit battery x1 Motor model (with fan blades) x1 Iron nail x1 Fixed value resistance x1 U-shaped magnet (universal) x1 LED x1 Enameled wire x1 Support (electromagnetic swing, simple motor) x1| 36 Magnetic suspension pillar x1 Sliding rheostat x1 T-shaped coil (electric bell accessories) x1 Square coil x1 Wire x10 Foil electroscope x1 Wood, copper rod x each Glue stick (with silk) x1 Red and green light-emitting diodes Glass rod (with fur) x1 Screwdriver x1 Bar magnet x1. Small magnetic needle x1 Packing box x1 Solar motor x1 Notes: 1. Thank you for choosing us, we are committed to the highest qual