More info on the Corsair Katar Pro (Wireless), 69 grams for the wired, 96 for the wireless (Uses AA so could be lighter), 3327 for the wired, 3325 for the wireless (?) : r/MouseReview
Corsair KATAR PRO Wireless Gaming Mouse - us.MaxGaming.com
Amazon.com: Corsair Katar Pro Wireless, Lightweight FPS/MOBA Gaming Mouse with Slipstream Technology, Compact Symmetric Shape, 10,000 DPI - Black (Renewed) : Video Games
Corsair Katar LED 10000 DPI Wireless Gaming Mouse Black | Techinn
Corsair Katar Pro XT - closed gaming mouse weighing 73 grams in test
KATAR PRO Wireless Gaming Mouse
Corsair Katar Pro Wireless Reviews, Pros and Cons | TechSpot
Review: Corsair KATAR PRO XT Gaming Mouse – Gadget Voize
CORSAIR KATAR PRO Wireless Gaming Mouse Review - PC Perspective
Corsair KATAR PRO XT Antgrip • Antgrip - Upgrade your gaming mouse.