AQIRYS T.G.A. Mouse @ TechPowerUp
 

In lieu of a wireless S2 from Zowie, AQIRYS takes this quest upon itself with the T.G.A. At a weight of 76 g and equipped with PixArt's PAW3370 sensor as well as Kailh GM 8.0 switches for the main buttons, the T.G.A. delivers up to 50 hours of battery life. Furthermore, extensive hardware and software customization is also possible.

https://www.techpowerup.com/review/aqirys-t-g-a/