The flint metal permanent match lighter is just an edc keychain which is great deal to play as edc survival tool which camping, hiking, backpacking and adventure outdoor. Specification: Material: Metal Size: 6.5 x 1.8cm / 2.6 x 0.7inch Fill the fuel type: Kerosene or gasoline HOW TO USE? 1. Rotate counterclockwise to open the lid and add kerosene. 2. Screw the scraper back and wait 3 Min, let the cotton and wick fully absorb the lighter fluid. 3. Holding the scraper at a 45-degree angle with the flint. Push hard and slide downward to ignite. Important: Please Scrape off the black wax on the surface of flint strips for the first time use. The black plating and small contact area are both not good for spark making. HOW TO EXTEND OR CHANGE THE WICK? Don't keep using the lighter if there is lighter fluid insufficient. If you see the flame is weak and the wick becomes difficult to be ignited, then you may need to refill it. Do not burn the cotton core for more than 10 seconds each time. When the wick is burned to red and become short, the wick can't absorb enough fluid so it will be difficult to ignite. Please extend or change the wick by the steps as below. 1. Pull the steel scraper out by pliers. 2. Slowly pull the wick out, stop pulling if you think it's long enough. Please directly change the wick if it's too short to wrap the scraper. 3. Put the scraper back to the middle of the wick, and then lightly hammer it back to the pipe. 4. The exposed part of the wick should be at least half of the length of the exposed scraper. Package Includes: 1 Permanent Match keychain 1 Accessories Tips: - Due to airmail regulations, lighters do not have their own fuel. - Be Careful! Never put your finger toward the scraping direction, or else the scraper may hurt your finger.