Please note that there is no original box.<br> <br> When you purchase the product, please note that there are several options, please check the pictures carefully that<br> Option 1: Pen + USB cable + 2 finger sleeves (random color) No PLA<br> Option 2: Pen + USB cable + 2 finger covers (random color) + 3m * 3 colors PLA<br> Option 3: Pen + USB cable + 2 finger covers (random color) + 5m * 10 colors PLA (random color)<br> Option 4: Pen + USB cable + 2 finger sleeves (random colors) + 5m*20 colors PLA (random colors)<br>  <br> How to use it?<br> <br> 1,Please choose a 2A/5V adapter to connect to the pen charger(2A/5V is required)<br> <br> 2,Select "PLA" mode and press "UP" button for heating.<br> <br> 3,Press the buttons around the screen to adjust the temperature.<br> <br> 4,Heat the pen to green light.<br> <br> 5,Put the PLA filament into the pen.<br> <br> 6,If not in use, remove the filament and leave the pen untouched.<br> <br> How to choose the filament?<br> <br> PLA<br> <br> 1.3D printing pen use temperature: 170-230 ° C<br> <br> 2.Diameter: 1.75mm(0.07 inch)<br> <br> 3. No odor, environmental protection, biodegradable<br> <br> 4. Melt and mold quickly at normal temperature.<br>