Minimum System Requirements – Pen-enabled device with Windows 10 Customize buttons to seamlessly switch between functions and easily access the eraser Ready to go with no additional software or drivers With up to 18 months of battery life, there’s no need to worry about it dying mid-creation Improved technology allows you to write, draw and navigate with precision Write naturally while your PC instantly converts your handwriting to text 1 year limited warranty ; Dimensions without stand (W x D x H): 138 x 9.5 x 9.5 mm Compatibility – HP devices support Windows Ink and Microsoft pen protocol Available on select HP Spectre, HP ENVY, and HP Pavilion laptop models