【Ergonomic Vertical Mouse】This vertical mouse bases on ergonomics, effectively reducing user's wrist strain and muscle pain by a natural handshake griping way. An optimal healer for wrist pain, shoulder fatigue, Carpal Tunnel Syndrome and tendinitis. 【5 Direction Rocker】An integrated 5 orientations rocker helps gamer to achieve their best performance in each campaign. In this gaming mouse, 1 rocker equals 5 keys. Thumb control, the realization of "front, rear, left, right, down pressure" operation. Adapted to FPS, MOBA, MMO and other different types of games. 【Programmable Buttons】 Intelligent macro defines function allows users to customize all 11 buttons according to different individualities. Via attached software(please refer to manual), build a professional gaming mouse for you own. Programmable data will be saved in the mouse, if plug it into a new computer there is no reset hassle.