Auto-Spray Butane Gas Cartridge is specially designed to provide optimum temperature of heat while using it with Flame Torch, Camping Stoves, Portable mini-stoves & Welding Torch. Being ODOURLESS, it leaves no stink behind while using it for multiple purpose. Lightweight & easy-to-carry design makes it highly portable & travel friendly. The Valve design gives a perfect fit, which prevents leakage & wastage. It has premium cooking related applications.