TechPowerUp published a review on the Corsair Katar Pro Wireless
A quote from the article:
With the Katar Pro Wireless, Corsair brings wireless to a highly competitive price point. Powered by a single AA-battery and usable either in 2.4 GHz or Bluetooth mode, the Katar Pro Wireless weighs in at 98 g and comes with PixArt's PMW3325 sensor.Corsair Katar Pro Wireless Review
