3D Printers High quality 3d pen 3d printing pen abs and pla filament 1.75mm. usb output low voltage security

3D Printers features:
High quality 3d pen 3d printing pen,abs and pla filament 1.75mm. usb output, low voltage security, with beautiful storage bag(White-pen-pla100m)
Color: we send based on the color or size of the main image of the product page.
Quantity：we send based on quantity on title, if there is no quantity in the title, we send based on description.
Colour:White-pen-pla100m
Common faults and solutions.
1.If Error code appears on the screen and the red light flashes or Nozzle cannot heat up Solution: Remove the nozzle and Press the yellow metal cloth with your fingers and reinstall it.
disconnected and the nozzle needs to be replaced.
3. After the heating is completed, the filament cannot be sucked in, and the motor works normally. Solution: 1. Check whether the filament is worn, 2. Open the back cover and check whether the transparent tube in the middle is blocked. 3. Unload the filament and check whether the nozzle is blocked.
4. The screen is not displayedPossible adaptation failure.
Common faults and solutions.
1. Error code appears on the screen and the red light flashes.
Solution: Remove the nozzle and reinstall it. If the problem cannot be solved, the nozzle circuit may be disconnected and the nozzle needs to be replaced.
2. Nozzle cannot heat up
Solution: The heating part of the nozzle is damaged and the nozzle needs to be replaced (need to confirm that the button is not damaged)
3. After the heating is completed, the filament cannot be sucked in, and the motor works normally.
Solution: 1. Check whether the filament is worn, 2. Open the back cover and check whether the transparent tube in the middle is blocked. 3. Unload the filament and check whether the nozzle is blocked.
4. The screen is not displayed
Possible adaptation failure.
Please note:
1. Power supply, wires, nozzles, and other consumable accessories of the product. If these products do not work, please link the seller to replace them. Do not disassemble the product before determining the cause of the failure. If the product is damaged due to disassembly, the seller is not responsible for the warranty.
2. The packing box is not covered by the warranty.