Specifications: Rectangle NdFeB Block Magnet N35 Strong Craft Rare Earth Magnets Various Sizes Product name: NdFeB Magnet Material: NdFeB Shape: Rectangle Product model: N35 Dimensions: length x width x thickness Length: 10mm-100mm Width: 5mm-50mm Thickness: 1mm-20mm You can choose the size you want from the dropdown menu above. Packaging quantity: 1/5/10/20/50/100pcs Magnetization direction: thickness magnetization (N pieces S poles distributed on the thickness) Working temperature: up to 80 ? (room temperature without demagnetization) Product features: Hard, brittle, and fragile (not touching or falling) Transition layer process: nickel copper nickel (three-layer electroplating, rust and corrosion prevention) Application scope: Electroacoustic field: speakers, receivers, microphones, alarms, stage sound systems, car sound systems, etc. Electronic appliances: magnetic vacuum circuit breakers, magnetic holding relays, electricity meters, water meters, sound meters, reed switches, sensors, etc. Motor field: VCM, CD/DVD-ROM, generators, motors, servo motors, micro motors, motors, vibration motors, etc. Mechanical equipment: magnetic separation, magnetic separator, magnetic suspension, magnetic machinery, etc. Healthcare: Magnetic resonance imaging machines, medical equipment, magnetic therapy health products, magnetized fuel saving devices, etc. Other industries: magnetic wax removers, pipeline descalers, magnetic fixtures, automatic mahjong machines, magnetic locks, door and window magnets, luggage magnets, leather goods magnets, toy magnets, tool magnets, craft gift packaging, etc. Attention: Magnetic force is too strong to avoid injuring fingers; Strong magnetism is fragile. Please note. Individuals under the age of 14 are prohibited from using it alone. Package Including: According to Your choice. Payment: We accept Paypal only, It is fast, Easy and Safe. Payment must be completed within 7 days. PLEASE NOTE: S H DOES NOT INCLUDE DUTIES, LOCATL TAXES OR ANY OTHER IMPORTATION FEES. Please list your special requests (color, packages, etc.) in the PAYPAL NOTES SECTION when you make payment. Shipping: We Ship to Worldwide. Orders processed within 24-48 hours of payment verification. it will take 15-25 days for delivery. but Customs will random inspection some parcel, so that's why some parcel need more than four weeks to arrive. Shipping time is only estimated and not guaranteed. We only ship to confirmed PAYPAL addresses. Your PAYPAL address MUST MATCH your Shipping address. Package to USA will Shipping by E-Package with Tracking Number(7-15 Days to Delived). To other Countries will shipping by Post Air Mail without tracking number(ONLY when the order is over 20USD will supply Tracking Number Shipping Way!)(15-35 Days to Delived) Items are shipped via China Post Air Mail. Guarantee: Good Good quality. Buy with confidence! If you are not satisfied when you receive your item, please return it within 7 days for a replacement or money back. Please contact me before you return it. Not accept returning of electronic components. Full refund after we receive our original item, Note: Return shipping is to be paid by the Buyer. We maintain high standards of excellence and strive for 100% customer satisfaction! Feedback is very important to us. We request that you contact us immediately BEFORE you give us neutral or negative feedback, so that we can satisfactorily address your concerns.