Razer RZ01-03050100-R3A1 Gaming Mouse, Viper Ultimate High Speed Wireless, Lightweight, 20.5 oz (74 g) Focus+ Sensor, 20000DPI Optical Switch, 8 Buttons with Charging Stand, Chroma : Electronics - Amazon.co.jp
Amazon.co.jp: Razer Viper V2 Pro (White Edition) Gaming Mouse, 30000DPI High Speed Wireless Optical Mouse Switch, 6 Buttons, Up to 80 Hours of Use, Grip Tape Included, RZ01-04390200-R3A1 & Pro Glide Mousepad,
Amazon.co.jp: Razer RZ01-03050100-R3A1 Gaming Mouse, Viper Ultimate High Speed Wireless, Lightweight, 20.5 oz (74 g) Focus+ Sensor, 20000DPI Optical Switch, 8 Buttons with Charging Stand, Chroma : Electronics
Amazon.co.jp: Razer Viper V2 Pro (Black Edition) Ultra-Lightweight Gaming Mouse 58g Focus Pro 30K Optical Sensor 30000DPI High Speed Wireless Optical Mouse Switch 6 Buttons Up to 80 Hours of Use Grip