Kuti mukhale ndi bokosi lowoneka bwino lomwe lili ndi ergonomics yabwino, Vaporesso Nubela alipo. Ndikuthokoza kukhala wokhoza kusintha kuchokera ku batire ya 26650 kupita ku 18650 ndi mosemphanitsa ndi adaputala yomwe yaperekedwa. (Onani ndemanga yonse….)