ROG Keris II Ace The ROG Keris II Ace is an ultralight 54-gram ergonomic gaming mouse with a shape tested by pro FPS players. Equipped with 42,000-dpi ROG AimPoint Pro optical sensor, ROG Optical Micro Switches and the ROG SpeedNova wireless technology, the Keris II Ace is also able to enhance gaming performance even further with the ROG Polling Rate Booster, which supports polling rates up to 4,000 Hz in wireless mode and up to 8,000 Hz in wired mode. Lightweight 54-gram gaming mouse: Ergonomically shaped shell design is tested and approved by FPS esports professional ROG Polling Rate Booster: Attach the mouse receiver directly onto the device to drive polling rates up to 4000 Hz in wireless mode and up to 8000 Hz in wired mode. ROG AimPoint Pro optical sensor: 42,000-dpi optical sensor with < 1% deviation for ultimate precision, and track-on-glass capability ROG Optical Micro Switches: Clicky and instant actuation, with 100-million-click lifespan Tri-mode connectivity: Flexibility via wired USB, low-latency 2.4 GHz RF, or Bluetooth® mode that’s able to pair with up to three devices ROG SpeedNova wireless technology: Low-latency, reliable wireless 2.4 GHz RF performance and optimized energy efficiency ROG Omni Receiver: Connect to multiple supported devices wirelessly with a single receiver Anti-slip mouse grip tape: Provides an assured grip and adds a bit of flair ROG Paracord and 100% PTFE mouse feet: High-quality materials facilitate smooth and fast movements Onboard control: Frequently used mouse settings can be adjusted directly by pressing different mouse-button combinations Available in Black & Moonlight White