Features: 1.COMPATIBLE MODELS: For Microsoft 3, Pro 3, Pro 4, Pro 5, Pro 6, Pro 7, Pro X, Pro 8, for ASUS for Transformer Mini (T102HA), for Transformer 3 Pro (T303UA), for HP for Envy 17 aexxx, for Envy x360 15 bp0xx, and more. 2.1024 PRESSURE LEVELS: The Stylus pen supports up to 1024 pressure detection levels, providing you with a unique drawing experience and quick response to copy text accurately and without delay. 3.WITH 2 REPLACEABLE NIPS: Tablet stylus pen comes with 2 nibs, you can replace them with a tool in the middle, replace them with a simple twist, smoother and more accurate, work longer. 4.EASY OPERATION: Turn on the pen and use it directly without any setup or connection, the buttons function as right mouse button and eraser. 5.ALUMINUM ALLOY: Tablet stylus pen is made of aluminum alloy, wear resistant and durable, not easy to damage, can be used for a long time. specification:Item Type: MPP1.51 Stylus Pen Material: Aluminum Alloy Pressure Sensitivity: 1024 Levels 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 Pro 8 For Microsoft Pro 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 Flip 14 R211NA For HP: For HP for Envy 17 aexxx For HP for Envy x360 15 bp0xx For HP for Envy x360 15 bq0xx 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 5 Spin PackageList: 1 xStylus (Battery Not Included) 2 x ReplacementPenTip 1 x User Manual