MSJ-490 simple fire extinguisher produced by our company: The barrel adopts domestic advanced automatic argon arc welding technology, excellent quality and tinplate material, making the product more lightweight, safe and reliable, simple structure, easy to save, light and beautiful. This type of fire extinguisher can be used to extinguish Class A fires: initial fires such as wood, bamboo, cotton fabrics, paper, etc., Class B fires: initial fires such as gasoline, kerosene, vegetable oil, grease, etc., and class F fires such as various types of vegetable oil. The beginning of the fire. It is not used to extinguish gas and light metal fires, and is widely used in households and vehicles. (This fire extinguisher is a one-time use, no refilling is allowed, and the shelf life of the fire extinguisher is three years)