... price 4.ISO 9001: 2008 3KG portable foam fire extinguisher/fire fighting products Technical parametersUnitDataFire extinguisher weightL3Spray effective timeS≥15Spray effective ... main business scopes are as follows:A.Fire extinguisher1.Portable dry powder fire extinguisher 1kg,2kg,3kg,4kg,5kg,8kg2 ... type 3kg,4kg,6kg,9kg B.Fire extinguishing agent1.ABC dry powder fire extinguishing agent 25kg,40kg,1t2.BC ...