Mouse Adjustable Portable Right Hand Mice Ergonomics Vertical Black Wireless Gaming Mouse For Delux M618 Plus Gamer Mause Wired Description: Mouse size: rat (120mm) Connection with computer: wireless/wired Applicable models: laptop Photoelectric resolution: 1600dpi (dpi) Number of keys: 6 (keys) Interface: USB Wireless transmission frequency: 2.4GHz Whether to support ergonomics: support Adjustable resolution: three gears and below Operating distance: 10 (m) Working method: laser Wheel direction: four-way wheel Features: Gaming mouse, ergonomics Product size: 135.510087mm Specifications: 1. According to the shape of a mans hand, hand wrist, arm curve design of main and collateral channels. Out of arm reserve status, give you a relaxed posture, get rid of the mouse RSI hand 2. The mouse is with tire skid design, effective prevention of hand sweat and other reasons caused by the issue of hand, the palm rest use detachable structure design let you move the mouse quickly, will remove the palm rest you can also enjoy the feeling of mouse move like flying. 3.Left and right symmetrical structure, clear outline of the central, breaking the traditional technology. Lateral pressure button, makes the design more hommization. 4.M618 support three stage DPI adjust, they are 800/1000/1600 DPI, difference DPI corresponding to different display and operation, you can according to different DPI to adjust freely Package Included: 1*mouse 1*receiver 1*User manual 1*charging cable