Aim with surgical precision Enjoy up to 110 hours of wireless freedom, the PixArt PAW3950 flagship sensor and a light weight of only 55 g. The Dark Perk Ergo is equipped with the best components, including the PixArt PAW3950 sensor, Omron D2FP-FN2 optical switches and an nRF54H20 MCU. Unlock your full potential. Details: