Razer Viper Mini - Wired Gaming Mouse for PC/Mac (Ultralight 61g, Ambidextrous, Speedflex Cable, 8,500 DPI Optical Sensor, Chroma RGB Illumination) Black : Amazon.co.uk: PC & Video Games
Razer's Viper Mini Signature Edition is a batsh*t crazy $279 mouse unlike anything you've seen | Windows Central