GStar TorchZilla series pocket torch lighters generates a crisp blue torch flame, making it perfect for lighting fireworks, cigars, etc. Use it for melting glass tubing or any torch functions.The lighter is also waterproof and windproof. Please contact your seller immediately should there be any issues or questions with the product that you received, DO NOT attempt to fix the issue yourself, contact your seller immediately. Refilling In a downward orientation, gently insert the butane gas canister's refilling tube into the torch lighter's refilling port, and press down gently for 2 seconds, then release and wait for a few seconds, repeat this process a few more times.Refueling Tip:When refilling or filling for the first time, please make you do not fill it to full, please fill it 80% full so it allows extra room in the tank to accommodate change in butane volumes due to temperature change in its surrounding environments after refueling, so this help to prevent overfilling/over pressurizing the tank which MAY cause leakages. *** Safety Tip: DO NOT attempt to adjust the flame size when the lighter is ON, always do so when the lighter is OFF. DISCLAIMER: GStar will not be held responsible for any and all liability related to improper or unintended use or modification of the Gstar Lighter. The purchaser, user, or participant assumes all risk of injury from any use.