... sport,go out for travel.it is a good to which people with physically weak,cold and Lumbago, Arthralgia ... one time.Safety,no toxic, environmental protection.How to use:1.open the cover of warmer. 2.put it up ... barrel,please clean it.5.please use lighter to ignition,first must touch catalyst about ten second. ... oil,or else platina catalyst easy to damage.Don’t put the oil on the platina fire point.Don’t ...