Products Package Includes: 100 x Neodymium Rare Earth Magnets. Magnet is a commonly used gadget in our daily life. It can be applied to acoustic field, such as speaker, receiver, microphone, alarm apparatus, stage audio; or electronic appliances like permanent magnet vacuum circuit breaker etc. We are glad to offer this 100pcs N38 30×1mm Rare Earth Neodymium Super Strong Magnets for you. Made of high-quality material, it ensures durability for long-term use. Fantastic magnetism makes the magnet a sort of interesting toy for kids as well. Besides, this offer is rather competitive. You ought to have a try! Super strong magnets, hard to break apart once they get stuck with each other. High-quality material ensures its good durability and high magnetism. It is widely used among acoustic field, electronic appliances, mechanical equipment etc. It suitable for DIY projects, such as whiteboard fixing, adsorption of various steel parts,ixing tissue box on the roof, etc. Also an interesting toy for little kids. Electrically conductive (making them suitable to extend recessed batteries).