Energy Conversion Science Kit PVC Educational Experimental Energy Conversion Kit for Mechanical Chemical Energy Wind Feature: 1. ENERGY CONVERSION EXPERIMENTAL DEVICE: Conduct experiments on the conversion of mechanical energy, chemical energy to electrical energy, wind energy to electrical energy, and light energy.2. EDUCATIONAL: Energy conversion science kit is designed based on new equipment. By using the experimental device, students can have a deeper understanding and mastery of the laws of energy conversion and conservation.3. WIDELY USED: This set of experimental equipment has a wide range of applications in children's science projects, physics, mechanical learning, and claroom teacher demonstrations.4. EASY TO USE: This experimental kit has a simple and intuitive module design, which has the characteristics of convenient use, strong intuition, and obvious effects.5. PVC MATERIAL: Made of premium PVC material, these tools are light in weight, flame retardant, corrosion resistant, ensuring a long service life. Specification: Item Type: Energy Conversion Science KitMaterial: PVCBattery: 1.5V AA battery x 2 (without battery) Package List: 1 x Bottom Plate 2 x Luminous Board 1 x Fan Board 2 x Rubber Band Note: 1. This instrument uses a AA battery(without battery).2. After using the instrument, the toggle switch should be turned to the mechanical energy position and the instrument should be stored in a dry place.