5pc Emergency Fire Starter Permanent Match Striker Torch Lighters W Key Chain Great tool for camping, survival and emergency preparedness. Lightweight and easy to carry Waterproof, durable and unlimited uses Good for at least 15,000 strikes. premium quality magnesium core striker. This product not contain fuel, add fuel before using, The lighter fluid can be gasoline or kerosene, or both included use. Unscrew magnesium rod striker Strike against flint strip on side of body to ignite fire. NOTE: Keep away from fire source,please. Fuel: When the flame become weaker, you need to add a little lighter fluid to the canister. The lighter fluid can be gasoline or kerosene,or both included use.