More than 20% lighter than the Viper Ultimate, the Viper V2 Pro sets the new standard for the competition with next-generation switches, better battery life, and the all-new Focus Pro 30K Optical Sens... Razer Releases Viper V2 Pro Gaming Mouse
It seems all around like a good product aside from the bonkers price. It's cheaper than ever to produce, less features than ever in order to cut weight and address complaints, and it's $150 USD? No thanks, in the US the previous Viper Ultimate is $80 including the dock. I got mine in Canada for $100 CAD which was also about $80 USD at the time.