Operating range up to 10 meters Suitable for notebook use USB Nano receiver Key Number 3 Support Windows XP/Vista/7/8/10/Mac 1200 DPI resolutions 2XAAA battery Product Size: 104.5 x 57 x 37.5mm Product weight: 50g IC: YICHIP+A2G
Size: 15 x 14 x 6cm Colourful plastic body USB Connector Adjustable head
Size: 9.1 x 2.5 x 2.5cm 2200mAh Power bank ABS Construction Solid colour body Includes charging cable
Size: 12 x 6.8 x .0.9cm 4000 mAh Power bank On/off button Battery indicator Curved design Dual output Solid colour Aluminium body