CCBETTER New Generation Intelligent 3D Printing Pen Doodle Printer Pen(Version 3) with LCD Screen Free PLA/ABS Filament - Gray with Black 100% Upgraded 3D new generation pen, More high resistance and durable materials, insure high quality result Convenient and responsive element of adjustment, settings and functions smooth speed for a better work flow. Suggestion: Please get all the settings done before you start to use (Filament Setting & Temperature Setting). Easy Melting point monitoring with the support of digital LCD screen display, this pen is compatible with PLA/ABS material. Suggestion: 210 for ABS, 180 for PLA/WOOD. Every time you finish your art work by using this pen, please don't forget to take out the remaining filament. Automatic protection: It will turn into dormant automatically, after 8 mins of continunous working, this is in order to avoid damged the pen if someone left but forget to turn off the pen Just press any button to active it. Friendly and fast customer service, passed the quality check with 1 year warranty