Auto-off Protection:This portable and thread cutter is designed to prevent the tip from being burned out due to excessive temperature,the heating automatically stop after 10 seconds of operation Rechargeable Digital Display:Burning tool can work 100+ times after fully . Built-in premium rechargeable lithium battery, the digital LCD screen display the power and time work status,making your threading buring work easier and All-in-1 Kit:Thread burning pen kit includes 1pc thread zapper tool, 2pcs replaceable tip and 1pc cleaning brush help you increase the service life of the cautery pen,1pc tool stand help you cool the tip and prevents tool from rolling on the stand when not used,1pc type-c charging cable,multiple plastic storage box protects replacement heads from dust One Click Start:All functions integrated into one button,continually 5 times to switch on/off, continually 3 times to switch 3-gear temperature, long operation button to enter working mode,note that The temperature automatically after continuous heating 10s to protect the tip Widely Used: Suitable for cutting threads, leather craft,embroidery and sewing work,bracelet work, wax carving, melting nylon cords, jewelry making and so on,multiple quick USB-C charging ways,( note:the input voltage should be less than 5V), Manufacturer: MQODLFP