This stove really deserves its name: The EtaPackLite™ is the smallest and lightest stove for two out of Primus'award winning EtaPower!-series.
Even more exciting is its low fuel consumption. Efficiency has been the focus of attention in Primus'stove-research efforts for years. With an outstanding efficiency rate of 80%, the EtaPower!-series units guarantee fast
boiling times and less fuel consumption. Thus, Primus reduces the total weight and packing
volume as well as the environmental impact!
Read more at http://www.ukclimbing.com/gear/news.php?id=1903