Sweex Bluetooth Laser Mouse Blue. Device interface: Bluetooth, Movement detection technology: Laser, Movement resolution: 1600 DPI. Wireless range: 10 m. Battery type: AAA, Battery life (max): 340 h, Current consumption: 15 mA. Mouse dimensions (WxDxH): 66 x 107 x 42 mm, Mouse weight: 70 g. Compatible operating systems: Microsoft Windows XP, Windows Vista, Windows 7 or Apple Mac OSX