What do you want? --Professional 3D printing pen: set your imagination free with the 3D Printing pen the possibilities are endless and only limited by your imagination--Fun for all ages-this 3D pen is suitable for both kids and adults. A perfect gift for children that helps improve their spatial thinking ability and develop creative imagination. It is a great way for parents and kid spend quality time together--Improved version -This 3D pen is an upgrade one. It features easy handing for freehand drawing, quick filament color change and smother extrusion for better drawing performance Safety WarningsFailure to follow these warnings can result in injury or product damage. 1. DO NOT touch the extruding nib (nozzle) during use. 2. PLEASE unload the filament after use and turn off the power. 3. DO NOT touch the nozzle before the 3D printing pen has time to cool. Package Contents(1) Looein 3D Pen(1) 3 random color PLA Filament(1) Operation InstructionTo Prevent Clogging: 1. If filament wasn't removed after previous use, re-heat the pen then press the feed button. Do not press the 'back' button. 2. Do not use the high speed button at low temperature. Doing so may cause clogging. Maintenance Solutions: 1. If a blockage occurs, unscrew the pen shell clockwise and use a small wrench to pry out the nozzle. Remove any remaining filament and reassemble. Power ON the pen and test operation. 2. If connected to power and screen shows an abnormal display or the motor has no sound, just request a free nozzle replacement.
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