"The Suprassion RX has 125/250/500/1000Hz polling rates, 50-7200 DPI, and uses 2.4GHz wireless connectivity with a dongle stored on the bottom of the mouse magnetically. The bottom of the mouse also features an LCD screen to display battery life and mouse settings, which are adjusted with two buttons. Battery life is rated for up to 20 hours at the maximum 1000Hz polling rate with the included 600mAh lithium battery. Recharging (as well as wired connectivity) is handled with a USB Micro-B cable. All settings for the Surpassion RX can be adjusted using the LCD screen and mouse buttons, without the need of installing any software."