Wireless Silent Mouse 7 Keys Rechargeable Comfortable Ergonomic Four Gears Consumer Electronics Optical Mice 2.4gh Gaming Mouse Description: Feature: -Ergonomically designed, stylish and comfortable hand feeling. -Professional optical positioning technology for more accurate positioning. -Intelligent mini receiver, automatic connection, no complicated code. -800-1200-1600dpi adjustable resolution, enjoy your wireless space. -No programmable required, plug and play, easy to use. Specifications: specification: Type: wireless mouse Model: A7 Optical resolution: 3200 (dpi) Number of keys: 7 (keys) Interface: USB Battery: Built-in rechargeable battery Backlight: Seven-color breathing light Wireless transmission frequency: 2.4GH Adjustable resolution: four gears DPI files: 800/1200/1600 Product size: 128*75*39mm Product weight: about 100g Package Included: 1x Wireless Mouse 1x receiver 1x charging cable 1x manual