Witonics Pack of 5, 3/16 inch x 3/4 inch (5X20mm) 600mA 250V Glass Fuses, Fast Blow (Quick Blow/Fast Acting) GMA 600ma, F600ma, 600m amp 250v, 0.6 Amp (A) 600mA F600ma 250v Glass, 250 volts (also replaces 125v) This package has 5 pieces Dimension: 5 mm (3/16 inch) x 20 mm (3/4 inch) Glass Fuses, 600mA 250V Fast Blow (Fast Acting Fuses), Quick Blow