For Microsoft Surface Pro7654 PROX Go Book Touch Pen 1. Safe to use, sensitive to touch, strong compatibility 2. Can be adsorbed to tablets with quick erase function and right mouse button. 3. LED indicator can show charging status, LED shows red when charging 3. With replaceable nib, very low sound, easy to change 4. Wireless connection, no need to connect via Bluetooth, just use the charging cable to charge 5. Can safely put your hand on the screen to write, do not worry about the hand will touch the wrong 6. Main features: tilt writing, magnetic function, anti-touch, smooth writing and drawing, high voltage 4096 level pen touch screen, USB fast charging 7. Charging interface: Micro USB 8. Packing list: stylus x1, replacement nib x3, tool x1, charging cable x1 9. Size: length about 14.2cm, diameter about 0.92cm Applicable models: 1.For Microsoft: - Surface Go123 - Surface Pro 3 - Surface Pro 4 - Surface Pro (2017) - Surface Pro 5 - Surface Pro 6 - Surface Pro 7 - Surface Pro 8 - Surface Book123 - Surface Laptop123 - Surface Studio12 2. For Asus: - Transformer Mini (T102HA) - Transformer 3 Pro (T303UA) - Transformers 3 (T305CA) - Transformer Pro (T304UA) - ZenBook Flip S (UX370UA) - Vivobook Flip 12 R211NA - Vivobook Flip 14 R211NA 3. For HP: - HP Envy 17-aexxx - HP Envy x360 15-bp0xx - HP Envy x360 15-bq0xx - HP Pavilion x360 11m-ad0xx - HP Pavilion x360 14m-ba0xx - HP Pavilion x360 15-br0xx - HP Spectre x2 12-c0xx - HP Spectre x360 13-ac0xx - HPSpectre x360 13-ae000 - HP Spectre x360 15-bl0xx 4. For Sony: - VAIO Z Flip (VJZ13BX0211B) 5. For Acer: - Spin 5 - Nitro 5 Spin Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.