Wireless multi-function mouse and keyboard mini $ 9.88 Product dimensions: (LWH) 14.68.11.3cm Wireless range: 20m Working current: 10mA Standby current: 6mA Sleeping current 0.01mA Material: ABS plastic Color: black Wireless type: 2.4GHz RF technology Functions: QWERTY + mouse + multimedia control Operating system: Windows ioS Windows98/2000 XP Vista Win7 Win8 Mac OS Linux Android