- 2.4GHz wireless technology - Blue LED lens for use on any surface inc. Glass / Granite tops - Back/forward buttons for use in a Web Browser - Zoom in/out in Windows applications e.g. Word / Excel - Windows Start button / Windows 8 Home button - 800/1300/1600 optional DPI - Ergonomic design for comfortable us - Nano wireless receiver - plug n stay - Product Dimensions (L×W×H): 126×82×44 mm - Product weight: 82 g