Our main product swk-3000 which has already ccertificated by ce, nf, iso9001:2000, iaf, emc. 1. Fuel: kerosene 2. Fuel: consumption: 67g/h-250g/h 3. Heating powder:800w-3000w 4. Recommendation heating space:130m3 5. Heater size:400x307x470mm 6. Weight: around 12kgs 7. Security setting: child safety lock, power failure prevention system, fuel control system, collision avoidance system, anti-overheating system, carbon dioxide detector. Heater size:400x307x470mm Weight: around 12kgs