This is a real solar magnetic levitation motor model、 pure handmade、 composed of solar silicon wafer、 copper coils、 shaft、 NdFeB magnet and acrylic stent. Can save energy in incandescent light、 solar light; Rotating in the suspended state; Maximum can reach one thousand rpm; Great for gift、 science practicing and home furnishings!
Dimensions: 3.15 in x 3.15 in x 2.17 in (8.0 cm x 8.0 cm x 5.5 cm) Weight: 4.44 oz (126 g)