Suitable for furnace type division. It is used to change a long fuel tank to a flat fuel tank. Automatic shut-off when you are not plugging in the stove. Made of aluminum and copper alloy, sturdy and durable to use. Usage: suitable for split burners (with pipes). Screw directly onto the burner air inlet, then insert the long can, select 1/5 laps and lock. With auto-closing function, when connected to a long gas cylinder tank, it will not leak if it is not connected to the burner. Specification: Color: Yellow, Red Material: High Temperature Resistant Nylon + Copper + Aluminum Alloy Material Size: 3.5cm/1.38" Ã 4.1cm/1.61" Ã 3cm/1.18" Weight: About 50g Quantity: 1pc Note: Transition: 1cm=10mm=0.39inch Please allow 0-1cm error due to manual measurement. Pls make sure you don't mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package Included: 1 Burner Adapter