Fangrui Product Details Quick Heating: Achieve Optimal Heat In Just 3 Seconds, Ranging From 110to 230 Equipped With A 500mah Built In Battery, This Mini Heat Pen Includes An Automatic Shut Off To Prevent Overheating, Ensuring User Safety During Use Permanent : Effectively And Permanently Erase Thermal Prints, Ensuring Your Sensitive Information Is Physically And Securely Deleted, Giving You Peace Of Mind In Data Protective Great For Diy Projects: This Compact Heat Is Great For Small Or Diy Projects And Heat Transfer Endeavors. Its Ideal For Customizing Clothing, Hats, Shoes, And More, Allowing You To Create Any Pattern You Desire Safe And Efficient: With An Automatic Retraction Function, This Device Ensures Safe Handling And Usage. The Advanced 3 Second Quick Heating Technology Easily Seals Snack Bags, Providing Efficiency In Everyday Tasks Versatile Applications: The Mini Heat Pen Is Great For Creating Personalized Cards, Gifts, And Festive . Its An Excellent Tool For Crafting Holiday Greetings And Patterns, Makin