Material: high quality plastic insulating body, high-temperature , fusion resistance to prevent when the fuse is responsed. The terminals are made of tin-plated zinc, which is highly conductive, so you can combine currents quickly and accurately. to use: high contact safety thanks to reinforced material on the holes, not easy to deform, not easy to wear, long service life. Easy identification: Each current specification fuse is distinguished by a different color, and the current specification number is marked on the top of each fuse for easy identification. Widely used: High current screw fuse for cars, trucks, construction vehicles, agricultural machinery, buses and caravans. Midi high current fuses are built between battery and unit (e.g. , alternator, air conditioner, hydraulic pump) and protect the main user itself or the live cable. Product: Midi Fuse, Colour:red 50A Material:Polyamide Package Contents: 10x car midi fuses Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.