Product features: This adapter has a self-closing gas function and can be directly installed on the gas tank without leakage. Product scenario: CGA600 adapter for gas tank interface, allowing gas products originally designed for 1-pound propane tanks to be used with card-type gas tanks by connecting this adapter. Product name: American adapter Note: Installation guide not included; professional installation is strongly recommended. Please verify the item to ensure it meets your requirements. Tips: The product may undergo updates; due to different production batches, slight variations or color differences may occur, which do not affect functionality. Color: As shown Material: Copper + ABS Package Contents: 1 x adapter Only the above items are included; other products are not included. Note: Lighting and display differences may cause slight color variations between the image and the actual item. Measurement error allowance is +/- 1-3 cm.