Experience unparalleled performance with Razer’s lightest mouse ever created with a lean, ultra-lightweight design. The Viper Mini features cutting-edge optical mouse switches, a precise 8,500 DPI sensor, Hypershift technology & 6 programmable buttons. Ultra light & ultra fast. Effortless control with no compromise. Stunning illumination underglow. Includes Mouse, Sticker & Razer Certificate. Optical sensor. Nano receiver. 6 buttons. Programmable buttons. Scroll wheel. Battery indicator light. Manufacturer’s 2 year guarantee. EAN: 8886419332886.