Features: 8192 level pressure induction drawing pen, 8ms fast report rate, max. 15mm sensing height. Makes your drawing lines smoother and gives you a natural feeling when you drawing. Adopts battery-free technology, you don't need to charge it, convenient to use. With 2 custom function buttons for making your drawing more conveniently. Suitable for BT-16HDT/BT-16HDK/BT-16HD/BT-22U MINI/BT-22UX Graphics Drawing Tablet. Comes with 20pcs pen nips and 1 pen holder. Specifications: Brand: BOSTO Color: Black Pen Technology: Battery Free/ Built-in Battery(optional) Battery Free: No Battery Required Built-in Battery2.4V, 60mAh Lithium Battery Pen Resolution: 0.005mm/point (5080lpi) Pressure Level: 8192 Sensing Height: 15mm(Max.) Item Size: 15.8cm / 6.2in Package Size: 19.5 * 10.0 * 3.1cm / 7.7 * 3.9 * 1.2in Packing List: 1 * Digital Pen 1 * Holder for Pen 20 * Pen Nibs