Pack of 5, 5x20mm (3/16 inch x 3/4 inch), 3 Amp (3A) 250v Fuses Axial Ceramic Slow Blow (Time Delay/Slow Acting), T3a, 3 amp 3A T3a 250v Ceramic, 250 volts (also replaces 125v) This package has 5 pieces Dimension: 5x20mm (3/16 inch x 3/4 inch) Axial, Ceramic Fuses,3A 250V Slow Blow (Time Delay/Slow Acting Fuses)