Personalize your gaming experience with the Razer Ouroboros Customizable Ambidextrous Gaming Mouse. Featuring a fully adaptable design, this device fits any hand shape, length, and grip-style. Designed to reduce fatigue and increase comfort, the Razer Ouroboros comes with a retractable back, adjustable arched palm rest and four interchangeable side panels. Complete with the innovative 82000dpi 4G laser sensor, the mouse tracks with unbeatable accuracy, so you always hit your target. For even greater control, you can adjust cut-off to lift-off tracking and calibrate it to your exact surface. Moreover, the gaming mouse offers dual gaming-grade wired/wireless technology, allowing you to use it either corded or cordless. When the battery is low, simply plug in the USB cable to continue playing while it recharges. To top it off, the Razer Ouroboros provides a dedicated dpi clutch-trigger, allowing you to achieve the ideal amount of sensitivity.