Pack of 5, 1/8" X 3/8" (3.6X10mm) Axial, 2.5A 250V Glass Fuses, Slow Blow (Time Delay) 2.5A, T2.5A, 2.5 amp 250v 2.5A T2.5A 250v Glass Slow Blowing, 250 volts (also replaces 125v) This package has 5 pieces Dimension: 1/8" X 3/8" (3.6X10mm) Glass Fuses, 2.5A 250V Slow-Blow (Time Delay Fuses)