The IRODA micro-jet MJ-300 butane gas blow torch is powered by a common refillable type gas cartridge. This pocket blow torch burns at 1300°C making it ideal for all types of braising and heavy duty soldering. With it’s ergonomic design, the Micro Jet can be ignited and used simply with one hand. It has an in-built piezo electronic ignition system which ensures easy lighting every time. Ideal for workshop, tool box, work bench etc. Suitable for heavy duty soldering, brazing, silver soldering, hobbies, model construction etc. Includes a refillable gas cartridge suitable for 20 minutes operation. Features Piezo Electronic Ignition System with Safety Lock to prevent accidental ignition Powered by Refillable Gas Cartridge Allows up to 20 Minutes of Continuous Use 1300°C Flame Temperature Wind-Proof Flame Water-Proof Ignition Compact and Easy to Use