The Coleman 2 mantle dual fuel lantern is powered by 1.3 pint of Coleman fuel or unleaded gas. 7 hour burn time on high, 14 hour on low. Porcelanized ventilators won't rust. Light source is adjustable, and easily lights with matches. 2 mantle design uses standard No. 21 mantles (SKU 824313) or the No. 21 Instaclip mantles (SKU 800039). Filter funnel included.