... 1-1.5ml/hourcatalyst life: about 1500 hoursSurface temperature: 55ºC-70ºCHandy Warmer,it has a ... and treatment,use for many years.It is normal to use even temperature less than -40ºC in cold area ... country,outdoor sport,go out for travel.it is a good to which people with physically weak ... oil when required, oil consumption is small, burning time is long, economical efficiency is high.With a nice surface, ...