1. Safe to use, sensitive to touch, strong compatibility2. Can be adsorbed to tablets with quick erase function and right mouse button.3. LED indicator can show charging status, LED shows red when charging3. With replaceable nib, very low sound, easy to change4. Wireless connection, no need to connect via Bluetooth, just use the charging cable to charge5. Can safely put your hand on the screen to write, do not worry about the hand will touch the wrong6. Main features: tilt writing, magnetic function, anti-touch, smooth writing and drawing, high voltage 4096 level pen touch screen, USB fast charging7. Charging interface: Micro USB8. Packing list: stylus x1, replacement nib x3, tool x1, charging cable x19. Size: length about 14.2cm, diameter about 0.92cmApplicable models:1.For Microsoft:- Surface Go1/2/3- Surface Pro 3- Surface Pro 4- Surface Pro (2017)- Surface Pro 5- Surface Pro 6- Surface Pro 7- Surface Pro 8- Surface Book1/2/3- Surface Laptop1/2/3- Surface Studio1/22. 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 R211NA3. 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-bl0xx4. For Sony:- VAIO Z Flip (VJZ13BX0211B)5. For Acer:- Spin 5- Nitro 5 SpinSpecification: General Compatible with MicroSoft: Surface Laptop 3, Laptop Studio, Surface Pro 8, Surface Go 3, Surface Book 3 13.5 inch, Surface Book 3 15 inch, Surface Laptop 3 13.5 inch, Surface Pro 7, Surface Laptop 3 15 inch, Surface Book 2 13.5 inch, Surface Book 2 15 inch, Surface Pro 5, Surface Pro 6, Surface Pro 4, Surface Pro 3 Package Weight One Package Weight 0.05kgs / 0.12lb One Package Size 20cm * 5cm * 3cm / 7.87inch * 1.97inch * 1.18inch Qty per Carton 500 Carton Weight 27.00kgs / 59.52lb Carton Size 50cm * 50cm * 54cm / 19.69inch * 19.69inch * 21.26inch Loading Container 20GP: 197 cartons * 500 pcs = 98500 pcs40HQ: 458 cartons * 500 pcs = 229000 pcs