The product is a lot of 2 Bullet ECSR50 Time Delay Class RK5 600V fuses. These fuses are designed for electrical overcurrent protection, with a maximum amperage of 50 A and a voltage range of 551-600 V. The fuses are classified as current-limiting and have a smart home compatibility of universal. They are suitable for interior use in any room, providing safety and protection against electrical malfunctions. The fuses have a copper finish and are ideal for industrial and commercial settings requiring reliable electrical equipment and supplies.