For Microsoft Surface pro 3 4 5 G Book Go Universal Stylus 2048 Pressure Specification: Pressure sensitivity: 2048 pressure levels Button: Eraser/right click context Battery - AAAA Alkaline 1pc Weight (with battery): 19.8+/- 2.0g Weight (without battery): 13.g+/- 2.0g Length: 142mm Barrel diameter: ø9.5mm Compatible with the following models: 1.For Microsoft For Microsoft Surface 3 For Microsoft Surface Pro 3 For Microsoft Surface Pro 4 For Microsoft Surface Pro (2017) For Microsoft Surface Pro5 For Microsoft Surface Pro6 For Microsoft Surface go For Microsoft Surface Book For Microsoft Surface Laptop For Microsoft Surface 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 Envy 17-aexxx For HP Envy x360 15-bp0xx For HP Envy 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 VAIO Z Flip (VJZ13BX0211B) 5.For ACER For Acer Spin 5, For Acer Nitro 5 Spin Package Includes: 1*Stylus (other accessories not included)