[Compatibility]---Digital Pen AP31 ONLY work with GAOMON M10K2018 Pen Tablet. Not be compatible with any other graphic tablet. [Package List]---1 x Art Paint AP31 Pen, 8 x Replacement Pen Nibs, and 1 x Pen Clip. [Passive Pen]---No need to charge. GAOMON ArtPaint AP31 adopts Battery-free electromagnetic resonance technology. Can be used directly without battery or charging. [Express Keys]---There are 2 customizable buttons on the pen. When you press upper button,the default feature is Mouse Right Key; when you press the lower button ,the default feature is Brush. [light weight design]---Light weight design ,reduces stress to your hand and wrist after long time use, makes your work smoother and easier. 1.Please Note: The nib will be wear off after using for long time, then you need to replace a new nib.

How to replace the pen nib?
1) Use the pen nib clip to pull the old nib straight out of the pen.
2) Insert a new pen nib into the stylus and push the nib until it stops.

2.8192 levels pressure sensitive --- The pen with 8192 high level pressure sensitive, accurate and quick response enables natural lines during digital creation,makes you use it like a real pen drawing on the paper, help you completing a great work.

The pressure sensitivity will be changed by dragging the slider left or right,you can set the value as you want.The smaller the value, the more the pressure sensitivity.

3.What’s in box?
1 x ArtPaint AP31 Pen
8 x Replacement Pen Nibs
1 x Pen Clip