This product is either discontinued or we cannot get that from suppliers.
Roccat ROC-11-615-BK Kain 200 AIMO RGB Wireless Optical Gaming Mouse, Black, 40G Acceleration, 1000Hz polling rate, 2.4GHz wireless, micro USB to USB cable 1.8m, Approx 105g, AIMO illumination, ROCCAT Owl-Eye optical sensor, PixArt PMW3335 with 16000dpi.
The Kain has been a long time coming. It was obsessed over, but in the best possible way. The starting vision was to create the best possible click, but this evolved into a meticulous analysis of just about every part of the mouse.