MAD CATZ Cyborg R.A.T. 9 Gaming Mouse: Exotic PC Peripheral for the Enthusiast | Windows Experience Blog
Mad Catz R.A.T. 9-BATT :: Spare Battery Pack for Cyborg Wireless Gaming Mouse - IT Shop.bg
Rat 9 Mouse Battery Replacement for Saitek MAD CATZ RAT 9 Mouse gaming mouse | eBay
Amazon.com: Mad Catz The Authentic R.A.T. PRO X3 wired Gaming Mouse - 16000DPI - 3 Scroll Wheel Ring Options – With extra accessories - On-board memory for 10 user profiles - Carbon