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Slide this switch to turn it on. Allow 30 seconds for the pen to warm up. Out of power? Charge it up!
Click the forward button once to start your pen, the LED will slowly flash green. Click again to stop, and the LED will turn solid green. When inserting a fresh strand, it can take a few seconds to extrude from the nozzle.
Click to start the pen, then insert the strand until you feel it grip.