LED display can help you adjust temperature that you needed by monitoring temperature.
Size(about): 184 * 31 * 46 mm/7.2''*1.2''1.8''
Weight (about): 1.6oz/46g
Perfect Gifts: This 3d pen encourage creativity and spatial awareness. 3d printing pen will help
you that turn your ordinary drawings into 3D works of art. DEWANG 3d pens will
be the best birthday and holiday gift for artists, designers, kids, friends, colleagues and students.