This extinguisher carries 2.5kg of dry power extinguishing material with a 4A:30B:E classification. This extinguisher is rated to extinguish paper, wood, cloth, rubber and many plastics, as well as flammable liquids and are suitable for electrical fires. Compliant with Australian and New Zealand standard AS/NZ1841.5. The product is heavy-duty which means it's built to last and there is a pressure gauge at the top of the unit allows you to check the health or if it requires replacing. The dry powder can help you protect lives & your belongings. Fire extinguishers are an important part of your home and work place fire safety. Feel at ease with one of these extinguishers that have a quick-release mounting bracket to be able to easily access the extinguisher in case of an emergency.