[Ready-to-use kit] includes 30 colors (90 meters) of PLA plastic, allowing you to do graffiti for a long time, as well as a USB data cable (without adapter), a pen holder print, scissors, thermal insulation finger pad, transparent copy board and picture book. Just plug it in, heat it up and have fun creating a 3D masterpiece. PLA is a versatile and easy to use printing plastic, very suitable for both beginners and advanced users. [Easy-to-use 3D pen] Insert the adapter into the back of the pen and select your consumables. The red light is on to indicate preheating, which takes about 2-3 minutes. Double click the forward button to start and run the filament through the back of the pen. Once the filament reaches the pen nozzle, click Advance to stop. Press and hold the forward button or double click to stream continuously. When the design is complete, press and hold the reverse button to retract the consumables. [Multi-function] Our 3D printing pen can adjust the temperature to adapt to many kinds of consumables: PLA (160-210C, 320-410F) or ABS (210-235C, 410-455F). Unlike other 3D printing pens, we have an easy-to-use stepless speed slider designed for optimal speed adjustment. Suitable for all tasks, from slow and complex projects to faster filling jobs. [Safe and Risk-Free Purchase] This 3D printer pen ceramic nozzle and high quality motor can ensure the safety and high performance without clogging. Equipped with auto-sleep function for 2 minutes after stopping 3D graffiti, anti-blocking function and active control function to ensure a seamless graffiti experience. [Best Gift] Use this affordable and premium 3D pen for 3D creation, painting, graffiti and construction. The pen has a stepless speed regulation function, no matter it is a slower complex project or a faster filling job, the best speed control can be achieved. This 3D printing pen is a great gift for children, which can help them improve their spatial thinking ability, cultivate creativity, imagination and artistic skills, and bring their ideas to fruition.