Pack of 5, 3/16 inch x 3/4 inch (5X20mm) Axial, 2.5A 250V Glass Fuses, Slow Blow (Time Delay) GDC 2.5a, T2.5a, 2.5 amp 250v 2.5A T2.5a 250v, 250 volts (also replaces 125v) This package has 5 pieces Dimension: 5 mm (3/16 inch) x 20 mm (3/4 inch) Glass Fuses, 2.5A 250V Slow Blow (Time Delay Fuses)