3K hot melt glue gun heats up quickly and can be used normally after 5 minutes of power supply. The glue gun adopts integrated temperature control heating element, which has a long life. Anti-overheat design, with a temperature fuse built near the heating element to prevent overheating. The gun body is compact and solid, made of heat-resistant and shockproof plastics. Mainly used for solid wood, solid plastic and metal, paste cartons, such as tin boxes. Firm textile and shockproof packing material, packing sealing.