It equipped with two micro-infrared light from this device compact works on virtually any flat surface, and requires very little space. Effortlessly, the fingers of the hand trace the movements of a regular mouse tradizionalein a completely natural way. You can move the cursor,click,double click,right-c lic, not to mention the inevitable drag function "pinch-to-zoom". The wireless device connects via Bluetooth or USB. Compatible with systems Apple Mac OS X 10.0.4 or later, Microsoft Windows XP (SP2) or later, Microsoft Windows 7,Microsoft Windows 8,Microsoft Windows 8.1, the evoMouse is very simple to configure and can be used with any type computer, tablet or smartphone. The usable area is 16 x 12 cm. Battery power is via USB and has a range of about two hours in the air.