Bộ mô hình động cơ đốt trong dùng cho dạy học

ღღღ shop introduction ღღღ Welcome to BeiBei, we will give you and your children better care, I hope you have a good mood every day. Decription: Features: A selection of fine materials, the main body is made of aluminum alloy, which is firm and strong. The hot cylinder is made of glass, high hardness, high speed and long time running without wear. The pursuit of the details, the overall fine grinding, touched very smooth, very metallic and modern technology, to achieve a dual combination of texture and beauty. Great educational toy, classroom or laboratory experimental teaching aids, cultivate children's interests in physics, more intuitive and easy to understand. Physical/mechanical learning, teacher’s Demo props on the class, birthday gift for friends, families,etc. Notice: Actual color may be slightly different from the image due to different monitor and light effect Please allow 1-3cm deviation due to manual measurement Specification: Material:Alloy Size:As the picture shows Included: 1x PC model 1x Alcohol lamp (non-alcoholic) 2x heated glass tube 1x Manual