Special AGU Glass Fuses for Car, Truck, Boat, Marine and RV. Used for automobile lighting, audio, UPS, auto headlights, taillights, stoplights, electronic circuit board or other electronic products with low voltage circuit. AGU fuses come with high-temperature impact-resistant glass casings and high conductivity plating on both ends for maximum current transfer. Each fuse comes printed with rated current in amperes on the casings.