Features: 1.COMPATIBLE MODELS: For Microsoft 3, Pro 3, Pro 4, Pro 5, Pro 6, Pro 7, Pro X, Pro 8, Pro 9, for Book1\/2\/3, for Laptop 1\/2\/3\/4\/5, for Studio1\/2, for ASUS for Transformer Mini (T102HA ), for Transformer 3 Pro (T303UA), for Transformer Pro (T304UA), for ZenBook Flip S (UX370UA), for Vivobook Flip 12 R211NA, for HP for Envy 17 aexxx, for Envy x360 15 bp0xx, etc. 2.MPP 2.0 TECHNOLOGY: Digital tablet stylus features MPP 2.0 technology for reduced latency, smoother color transitions and enhanced response times on touchscreen devices. 3.4096 LEVELS TILT PRESSURE SENSITIVITY: The easy to use active digital pen requires only light pressure to experience the accuracy of the pen tip and 4096 levels of tilt pressure sensitivity to edit, draw, write, doodle and more. 4.WITH 2 BUTTONS: Tablet stylus pen comes with 2 personalized buttons to customize your pen controls for your innovative experience. 5.4 INTERCHANGEABLE NIBS: Comes with 4 interchangeable nibs, you can replace them with a tool in the middle and replace them with a simple twist for smoother, more accurate and longer working time. specification:Item Type: MPP2.0 Stylus Pen Material: Aluminum Alloy Pressure Sensing: 4096 Levels, Tilt Pressure Sensing Nib: Original HB Nib Button Function: Eraser and Right Click Function Battery Type: 1xAAAA Alkaline Battery (Not Included) Compatible Models: For Microsoft: For Microsoft 3 For Microsoft Pro 3 For Microsoft Pro 4 For Microsoft Pro 5 For Microsoft Pro 6 For Microsoft Pro 7 For Microsoft Pro X For Microsoft 8 For Microsoft 9 For Microsoft for Book1\/2\/3 For Microsoft for Laptop1\/2\/3\/4\/5 For Microsoft for Studio1\/2 For Microsoft for Go1\/Go2\/Go3 For ASUS: For ASUS for Transformer Mini (T102HA) For ASUS for Transformer 3 Pro (T303UA) For ASUS for Transformer 3 (T305CA) For ASUS for Transformer Pro (T304UA) For ASUS for ZenBook Flip S (UX370UA) For Asus for Vivobook Flip 12 R211NA, For Vivobook for Flip 14 R211NA For HP: For HP for Envy 17 aexxx For HP for Envy x360 15 bp0xx For HP for Pavilion x360 11m ad0xx For HP for Pavilion x360 14m ba0xx For HP for Pavilion x360 15 br0xx For HP for Spectre x2 12 c0xx For HP for Spectre x360 13 ac0xx For HP for Spectre x360 13 ae000 For HP for Spectre x360 15 bl0xx for VAIO Z Flip (VJZ13BX0211B) For ACER: For Acer for Spin 5 For Acer for Nitro 5 Spin Length: Approx. 145mm \/ 5.7in PackageList: 1 x Stylus (Battery Not Included) 4 x Replacement Pen Tip 1 x User Manual