Detailed specifications: Fuel: odorless kerosene Fuel consumption: Maximum 0.325l/h (250g/h) Average 0.205l/h (158g/h) Minimum 0.086l/h (67g/h) Heating output: Maximum3000 w(10300 btu) Average1900 w(6485 btu) Minimum800w (2730 btu) Electric power: Maximum550w Minimum40w Operating autonomy: At high power16.3 hours At low power65 hours Noise: At high power35 db At low power24 db Ampere: 0.6a-2.5a Product size(in mm)l*w*h400*307*470 Cartoon size(in mm)l*w*h433*340*512 Packing: 1set/ ctn, color label, plastic bag, carton box.