SPECIFICATIONS Colour GrayBrand Comp XPMaterial AluminiumNumber of batteries 1 Lithium Ion batteries required.Item weight 36 GramsCompatible devices LaptopDimensions: 148mm x 10.2mm (5.83 x 0.40 inches).Weight: Approximately 15g (0.53 oz).Color: Gray. Pen Pressure Level Resolution: 4096 Levels.What’s in the Box: HP Pen, Replacement Nibs (x4), Replacement tip tool.Compatibility: HP Elite x2 1013 G3, HP EliteBook x360 1030 G3, HP EliteBook x360 1030 G2, HP EliteBook x360 1040 G5, HP EliteBook x360 1020 G2, and HP Pro x2 612 G2.