... reply within 12 hours. 1) Product name: mi-ni dry powder fire extinguisher2) cylinder sizes: Ø55mm,H: 290mm3) Propollent: N24) Total ... °c~55°c7) Test pressure: 3.0MPA8). Contains ABC Dry Powder extinguishing agent 9). Effective on Class A, B, C fires ... : Before use, the first upside down several times, so pre-loose powder, 3-4 meters away from the fire, pull the pin ...