1.Designed specifically Stylus Pen for Surface series touch screen devices. 2.Can be Adsorption to a tablet,has quick erase and right mouse button.LED indicator can show the state of charge,LED shows red when charging. 3.Replaceable nib, the sound is very small, only need a gentle turn when changing, More More Accurate, working time. 4.Better wireless connectivity, you 't need to connect it by bluetooth ,Just charge it with a charging cable. 5.You can safely put your hand on the screen for writing, 't worry that your hand will have a wrong touch. and high quality. Types: For Surface 3 Pro 3 and 4 Pro 4 Pro 5 6 7and Surface Book etc.. Size: length 142mm Pen body diameter: 9.2mm Nib diameter: 2mm Working time: 50 hours Charging interface:-USB Colour:black Material:Metal Compatible with the following models: 1.for Surface For Surface Go1/2/3 For Surface Pro 3 For Surface Pro 4 For Surface Pro (2017) For Surface Pro 5 For Surface Pro 6 For Surface Pro 7 For Surface Pro 8 For Surface Book1/2/3 For Surface Laptop1/2/3 For Surface Stu- 1/2 2.for A- For A- Transformer Mini (T102HA) For A- Transformer 3 Pro (T303UA) For A- Transformer 3 (T305CA) For A- Transformer Pro (T304UA) For A- ZenBook Flip S (UX370UA) For A- Vivobook Flip 12 R211NA, For Vivobook Flip 14 R211NA 3.for H-P For H-P 17-aexxx For H-P x360 15-bp0xx For H-P x360 15-bq0xx For H-P Pavilion x360 11m-ad0xx For H-P Pavilion x360 14m-ba0xx For H-P Pavilion x360 15-br0xx For H-P Spectre x2 12-c0xx For H-P Spectre x360 13-ac0xx For H-P Spectre x360 13-ae000 For H-P Spectre x360 15-bl0xx Package Contents: 1 x Stylus Pen 1 x USB Cable 1 x Bug 3 x Pen Tips Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.