This is a real solar magnetic levitation motor model、 pure handmade、 composed of solar silicon wafer、 copper coils、 shaft、 NdFeB magnet、 acrylic stent. Can save energy in incandescent light、 solar light、 the light、 rotating in the suspended state、 the maximum can reach one thousand rpm; Great for gift、 science practicing and home furnishings!
Dimensions: 5.51 in x 2.36 in x 2.76 in (14.0 cm x 6.0 cm x 7.0 cm) Weight: 13.93 oz (395 g)