Genius SlimStar 820 Solargizer is a new innovative wireless laser desktop combo. Its solar keyboard was designed to transform the light source into keyboard operational power and apart from the solar energy supplied, there are also two more back up sources; the USB cable charger and battery; this will prevent any power shortage in absence of any light. With onboard 17 hotkeys it provides instant control of media sources, one-touch keys for office tool to fulfill all the requirements you need to work efficiently.¤¤Adding more value to this desktop combo, it has a high definition ergonomic laser mouse that allows you to adjust the dpi resolution according to your work tasks and enhances your accuracy when moving the mouse cursor. The mouse has ultra power saving technology for a continuous operation. To further extend the power saving, a power switch is available for even longer battery life. The mini dongle receiver lets you work up to 10 meters away, and you can simply store it underneath the mouse for convenience.