The product titled ‘QTY 2: FUSE 5 X 20 MM, 2A SLO-BLO, EACH – CH5006’ is a set of two slow-blow fuses. Each fuse measures 5 x 20 mm and has a 2A rating. These fuses are designed to withstand temporary surge currents, thereby providing protection for the electrical circuits in your devices. The fuses are sold individually, allowing you to purchase the exact quantity you need.