Feature: 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 Specification: Item Type:Stylus Pen Material: Aluminum Alloy Pressure Sensitivity: 2048 Levels Battery Type: 1 x AAAA Alkaline Battery Battery Capacity: 600mAh (built in) Compatible Models: 1. For Microsoft For Microsoft 3 For Microsoft Pro 3 For Microsoft Pro 4 For Microsoft Pro (2017) For Microsoft Pro5 For Microsoft Pro6 For Microsoft Go For Microsoft Book For Microsoft Laptop For Microsoft Studio 2.For ASUS For ASUS Transformer Mini (T102HA) For ASUS Transformer 3 Pro (T303UA) For ASUS Transformer 3 (T305CA) For ASUS Transformer Pro (T304UA) For ASUS ZenBook Flip S (UX370UA) For ASUS Vivobook Flip 12 R211NA For Vivobook Flip 14 R211NA 3.For HP For HP 17-aexxx For HP X360 15-bp0xx For HP X360 15-bq0xx For HP Pavilion X360 11m-ad0xx For HP Pavilion X360 14m-ba0xx For HP Pavilion X360 15-br0xx For HP Spectre X2 12-c0xx For HP Spectre X360 13-ac0xx For HP Spectre X360 13-ae000 For HP Spectre X360 15-bl0xx 4.For SONY For SONY Z Flip (VJZ13BX0211B) 5.For Acer For Acer Spin 5 For Acer Nitro 5 Spin. Package List: 1 x Stylus2 x Replacement Nib1 x Nib Clip Note: Shipped with Built in Battery