Device compatibility: Tablet. Brand compatibility: Microsoft. Black Aluminium. Features. Buttons quantity. 2. Supported protocols. Microsoft Pen Protocol (MPP) 1.0. Battery type. AAA. Housing material. Aluminium. Product colour. Black. Compatibility. Surface Go. Brand compatibility. Microsoft. Device compatibility. Tablet. Weight & dimensions. Depth. 9.5 mm. Width. 110 mm. Weight. 15 g. Packaging data. Quantity per pack. 20 pc(s). Logistics data. Harmonized System (HS) code. 84733080