Features Made of high quality material, durable and long service life. Small size and stable performance. The rectification effect is good and the compatibility is good. Spiral rectifier diodes can be used for low frequency and high power applications. The spiral pattern design is convenient for the installation of the heat sink, making it more suitable for the aluminum plate of the heat sink. Features: -Made of high quality material, durable and long service life. -Small size and stable performance. -The rectification effect is good and the compatibility is good. -Spiral rectifier diodes can be used for low frequency and high power applications. -The spiral pattern design is convenient for the installation of the heat sink, making it more suitable for the aluminum plate of the heat sink. Service guarantee ：100% brand new product, all refund if unsatisfied If you have any questions, please contact our professional customer service team. Package List