Smartland Surface Pen (Black) Super Long Usage Time This Microsoft certified Surface pen is supporting Max 4096 levels of pressure sensitivity. It upgrade the battery life of around 1000 hours usage time for writing, drawing, virtually no perceptible lag. Feel free to rest your palm on the surface that the devices are smart enough to recognize and reject palm contact. Click Tip to Power On The surface pen no need any Bluetooth or APP pairing or driver installation, use directly and there is absolutely power saving when it be inactivity, the pen shall be immediately responsive once the display is active. The slim body with Built-in Right Click and Erase Button design make it control easier. Super Light Tip Force For providing truly writing experience, there are come with two different sizes of exchangeable pen nibs. Soft Nib or Hard Nib, depending on the style of the individual project you want. They can react quickly and perform the smoothest lines on the screen. The durable pen nibs can be wrote for about 5,000,000 inch and allows for writing, drawing. Widely Compatibility The Surface stylus pen is compatible with the following devices: Surface Pro(2017), Surface Book, Surface laptop, Surface Studio, Surface Pro4, Sony VAIO Duo 13, Duo 11, HP Spectre x360(2017), HP Spectre x360 15 Convertible, HP Pavilion x360 14m Convertible, HP Spectre x360 Convertible.Mort compatible devices please check description. *NOT Compatible with Surface Pro1, Pro2 and RT. Most Assured Service The package include: Surface Pen*1, USB Charge Cable*1, AAAA Battery*1, Soft Exchangeable nib*1, Hard Exchangeable nib*1, Nib Replacement Tool*1. We offers customers 24/7 online support, a 100% Money-Back Guarantee, 12 months Replacement Warranty, as well as standard life-time technical support for their product.