Soto Micro Regulator Stove. As the name implies this is a tiny, lightweight stove with a built in regulator; made by Soto, the masters of Japanese manufacturing genius. The built in regulator maintains a consistent output, maximum performance & fuel efficiency at temperatures down to minus 5 degrees Celsius, even when your gas supply is running low. There is minimal loss of power is barley noticeable, & boil times only differ by a few seconds at different external temperatures. The Micro Regulator stove will consistently boil a litre of water in about 4 minutes, even in freezing conditions & when youre nearly at the end of a can. The Stealth Igniter is ingeniously installed inside the burner head which improves ignition & prevents accidental breakage. All this quality & performance in a stove only weighing 73g. Admittedly not the cheapest, but certainly the best, & will keeping performing brilliantly year after year. Built in micro regulator Internal Stealth Igniter Consistent output & boiling times super lightweight Shock resistant