100% brand new and high quality.
Ages: 7+ ages, both for kids and adults.
Operating temperature: \u226480\u00b0C .
Magnets Type: Neodymium.
Disc Size: 5mm x 1mm.
Package Included: 100PCS Magnets (Magnet only, accessory is not included.)
Neodymium (chemical symbol Nd) is element 60 on the periodic table. It is a rare earth metal and forms one of the Lanthanides series. When added to Iron (Fe) and Boron (B) (chemical formula Nd14Fe21B) the resultant magnets are the strongest magnets currently available. Neodymium magnets are sometimes known as Neo, Neod or NIB magnets.
Range of application: Electron, electric apparatus, packaging, the intersection of gift and handicraft, build up body magnetism accuse of car, electrical machinery, little electrical machinery, computer, instrument, instrument, motorcycle, camera, Mobile, each field if clock and watch, stereo, electrical home appliances, office automation, magnet other apply and daily life