Features 1、COMPATIBILITY: Suitable for tablet PC and laptops such as for Microsoft, for asus, for HP, for Sony, for Acer, etc 2、DIFFERENT EFFECTS: Different pressures produce different line thicknesses, allowing users to produce different effects on the screen 3、SENSITIVE RESPONSE: With 2048 pressure points, which can respond to the lightest touch and can be used with confidence 4、EASY to USE: No need for wireless connection, which can be used after pressing, easy to use 5、WIDELY APPLICABLE: Can be used for drawing, writing and annotation, ideal for presentation, note taking and design work