Razer Orochi V2 @ TechPowerUp
 

With the Orochi V2, Razer presents a mouse focused on mobility without compromising on performance: It has PixArt's PAW3369 capable of 18,000 CPI, second-generation Razer mechanical switches, and up to 425 hours of battery life in 2.4 GHz and up to 950 hours in Bluetooth mode, along with the ability to use any AA or AAA-battery.

https://www.techpowerup.com/review/razer-orochi-v2/