BOSTO Digital Pen 8192 Levels Pressure Battery-Free Stylus Pen with 20Pcs Pen Ni

8192 level pressure induction drawing pen, 8ms fast report rate, max. 15mm sensing height. Pressure Level: 8192. Built-in Battery:2.4V, 60mAh Lithium Battery. Pen Technology: Battery Free/ Built-in Battery(optional).

eBay