Description Description: Built-in safety function ensures that you will never overfill the smaller fuel tank, which is easy to refill in a few seconds without tools. This propane replenishment adapter will allow you to use a small 1-pound propane cylinder with a standard grill. Perfect for tailgate, catering service providers, campers and anyone who cooks/cooks on the grillUsage: 1. Put the empty 1-pound cylinder into the refrigerator for several hours2. Connect the female connector to the propane tank (5-40 lb tank)3. Connect the 1-pound water tank (just removed from the refrigerator) to the adapter4. Pick up your large water tank, turn it over, and put it safely in the corner of the picnic table5. Open the propane valve and close it when the liquid propane stops flowing6. Turn everything up and remove the 1-pound cylinder7. Repeat as neededSize: 4.9x6.4cm Color: as shown in the figure Material: brass Package includes: 1 * adapter Note: 1. Please allow a little error due to manual measurement. Please make sure you dont mind before bidding 2. The color may vary depending on the display. Please understand Note: Hello, please pay attention to your shipping address when purchasing products. If your receiving information (such as name, street, house number, doorbell/e-mail without name) is incorrect, the order will not be delivered correctly