Best Buy: Razer Viper Ultimate Ultralight Wireless Optical Gaming Mouse with Charging Dock Mercury RZ01-03050400-R3M1
Amazon.com: for Razer Mouse Charging Dock Compatible Logitech Wireless Gaming Mouse,Dual USB Interface,with RGB Light,Designed to Work for DeathAdder V2 Pro,Naga Pro,Viper Ultimate,and Basilisk Ultimate(Black) : Video Games