The product is a lot of 4 Bussmann NON-2 250V 15 Amp Class K5 fuses. These fuses are designed with a snap-in mounting style and a D-Type cartridge fuse body. They are suitable for interior use and are rated for a maximum amperage of 250A, with a current rating of 1-15A. The fuses are made of copper and operate on an AC current type, featuring an on/off operation method. They are non-current limiting fuses with a voltage range of 201-250V, and are manufactured in the United States.