Description The Active Pen with 1024 levels of pressure sensitivity, provides a natural writing experience when you sketch and jot down notes. It has two built-in buttons on the base of the pen. It provides an additional way to interact, create and edit with Thinkpad / Ideapad notebooks with Qualcomm Snapdragon Compute Platform. Features Diameter 9.5mm Paper Like Writing Anti-Accident Clicks 1024 levels of pressure sensitivity Compatible with notebooks with Qualcomm Snapdragon Compute Platform Compatible with Thinkpad / Ideapad Tab 4 Tablet Tech Specs Color : Silver Hardware Requirements : Electrostatic stylus, Active, self-powered battery pen Electrical Specifications : Working frequency: 18-44 KHz Report rate¨C Tip mode: 133Hz Report rate ¨C Hove mode: 66Hz Pressure levels: 256-1024 (depends on Touch IC controller that OEM customers will choose) Max power output: 27uW Modulation: Frequency, Phase Packed Weight : 0.08KG Other Operating Environment : Pressure levels: 256-1024 Storage Envelope (without battery) -40¡ãC to60¡ãC 10-90%RH non-condensing Other Physical Specifications : NA Agency Approvals : FCC VOC+IC VOC ROHS REACH SVHC174 PAHs WEEE UL60950-1 (cTUVus) CE RED+ normal VOC cert RCM Package Type : Brown Box Maximum Relative Humidity (%) : 80% Minimum Relative Humidity (%) : 30% Included Accessory : Warranty Warranty Poster Shipment Group : Pen*1 Warranty poster*1 Brown Box