Marvo Scorpion M115 Gaming Mouse, USB 2.0, 7 LED Colours, Adjustable up to 4000 DPI, Gaming Grade Optical Sensor with 6 Programmable Buttons | CSS & A VAUGHAN I.T
Logitech G402 Hyperion Fury Wired Gaming Mouse, 4,000 DPI, Lightweight, 8 Programmable Buttons, DPI Switch Button, Compatible with PC/Mac - Black : Amazon.co.uk: PC & Video Games
Razor Rainbow RGB LED Gaming Mouse USB Wired Programmable 7 Button Mice Gamer | eBay
CHERRY MC 2.1 Gaming Mouse - USB 2.0 - Optical - 5 Buttons - 2 Programmable Buttons - Black - JM-2200-2 | Novatech