Title Lenovo Lecoo CM101S Wired Keyboard Mouse Combo Ergonomic Keyboard Mouse Set Plug and Play Wide Compatibility Black Features Low noise keyboard, quiet typing, no need to worry about disturbing others. The mouse adopts standard micro switch, crisp feel, quick rebound. Ergonomic design, more comfortable typing feel, not easy to fatigue. Equipped with foot stand and anti-slip foot pads at the bottom of keyboard, stable typing. Splash-proof keyboard, inadvertently sprinkles do not affect the normal use of the keyboard. Plug and play, widely compatible with PC, laptop, AIO computer with USB interface. Specification: Type: Wired keyboard mouse combo Supported system: Windows 2000, XP, VISTA, Win7, Win8, Win10, etc. [Keyboard] Key number: 104 Voltage/current: DC 5V/100mA Key life: About 10 million times Size: 44.5 * 14 * 2.6cm /17.52 * 5.51 * 1.02in Weight: Approx. 450g /15.87oz [Mouse] DPI: 1200 Voltage/current: DC 5V/10mA Key life: About 1 million times Size: 11.8 * 6.1 * 3.65cm /4.65 * 2.4 * 1.44in Weight: Approx. 96g /3.39oz Packing list: 1 * Keyboard 1 * Mouse