Strong neodymium magnet - 10 pieces diameter: 5 mm thickness: 1.5 mm quality: n35 nickel plated not only image brightness, it also makes the magnet 10-15% stronger. they are salt water tested, 80°c heat resistant magnets. neodymium magnets are fragile by nature. do not collide from a distance. keep away from electronic items. because they are magnetic, they can damage electronic items. keep the magnets out of reach of children. maximum 10 pieces of this product can be ordered. swordslife reserves the right to cancel orders over 10 units. more than 50 stocks are offered to be sold at the campaign price. Improved version for clearer understanding and better search visibility. Suitable for users seeking detailed and reliable product information.