[Adjustable And Locking Flame]-The Unique Long Neck Design Of The Long Lighter Can Protect Your Hands From Burns. The Flame Size Can Be Easily Adjusted By Rotating The Knob At The Bottom, And The Maximum Flame Temperature Can Reach 2372 F/1300C. The Flame Lock Is Designed To Support Continuous Ignition And Release Your Fingers, Making You Feel Relaxed And Easy To Use. [Visible Fuel Window]-The Visible Fuel Window Of This Pen Lighter Allows You To Easily Monitor Fuel Usage, And You Can Check The Remaining Gas And Refuel At Any Time. Note: After Filling Up The Gas, Please Wait 3 Minutes For The Gas In The Lighter To Stabilize. (Note: Due To Dot And Usps Safety Regulations, This Flame Lighter Does Not Contain Butane). [Windproof And Refillable]-The Powerful Flame Of The Butane Flashlight Lighter Can Be Continuously Ignited In Strong Winds. Regular Butane Gas And Fuel Filling Were Used. Invert The Gas Tank And Tip The Gas Tankthe End Is Inserted Into The Filling Valve. Press 3-5 Times For 5-8 Seconds Each Time. Once The Gas Starts To Overflow, It Stops Filling And Is Already Full. [Safe And Practical]-The Well-Designed And Upgraded Multifunctional Jet Lighter Uses Heat-Resistant Materials (Zinc Alloy Abs Ceramic) To Provide You With Higher Safety. The Stepped Non-Slip Handle Is Ergonomically Designed For More Comfortable Use. Great For Camping, Travel, Hiking, Gas Stove, Fireplace, Wood, Birthday Party.Gift Ideas And Services-Yeuligo Exquisite Gift Packaging Is A Great Gift For Fathers, Uncles And Husbands. This Is The Only Lighter You Need.