Features: Intelligent 3D printing pen for exploring children's creativity, imagination and manipulative ability, nice package, best gift for children. Compatible for 1.75mm ABS/PLA filament, comes with 3m/9.8ft ABS 3m/9.8ft PLA filament. (Random color) Pre-heating can be finished in about 1 minute, quick to start up; with digital display screen and LED indicators, easy to operate. 8 filament extruding speeds, and adjustable temperature for precise drawing. Long press the filament unloading button several seconds for automatic filament unloading. Aerial grade ceramic nozzle, heat-resistant for lower temperature, safer for children.(Caution! Don't touch the nozzle when the pen is charged.) Comes with a pen holder with haptor on the bottom, you can fix it on smooth surface stably. Of suitable pen size, lightweight(55g), with comfortable texture. With ErP, ROHS, EMC, FEE, LVD certification, high quality! Usage: Pulling out the filament with your hand directly will cause great damage to the 3D printing pen. Please long press to unload filaments and wait patiently.