you the king of the game! ergonomic design, long-term use without fatigue. smart connection, no need to code, plug and play, you can create the best mouse in the game world for you. the ergonomic design fits perfectly to your palm and allows you to use your left and right hands. high speed precision optical engine positioning, with high-quality optical sensors, positioning accurate and stable. adjustable dpi, color breathing led light. high-end keystrokes 20 million times. antimagnetic copper 8 core braided cable with usb connector. ergonomic grip this gaming mouse provides a comfortable grip design that would not make your hands aching. it offers you long-time use without getting fatigue. ergonomic profile contacts perfectly with you hand.  premium quality made of abs material, this professional gaming mouse boasts high quality. nylon wire is durable and solid that stands wearing. long wire makes a free move that would not restrict your every fast move. adjustable dpi  with four adjustable dpi, the gaming mouse gives you a casual switch when you are enjoying game.you can have high accuracy and rapis responsiveness at any speed. strong durability robust quality that can stand millions of click. the gaming mouse guarantees a durable use. hard and fierce click would never make the mouse fail. specification: button: 8 buttons with roller, seven keys programmable. tracking system: optics. dpi: 4800 dpi. switching life: 20 million times. connection: cable foot pad: ptfe interface: usb color: black material: abs item size: 13 * 8.2 * 4.5cm / 5.12 * 3.23 * 1.77in(l * w * h) item weight: approx.142g / 5.01oz package size: 13.8 * 11 * 5cm / 5.43 * 4.33 * 1.97in(l * w * h) package weight: 178g / 6.28oz package list: 1 * wired gaming mouse 1 * cd