Features: ● Click Response Less 0.2 ms. Without any traditional metal bouncing noise. Performs extreme 0.2ms light speed response with over 20 million clicks lifespan   ● Infrared-Wheel. Infrared-Wheel can turn millions of times in its lifespan, and be actuated with the exact same precision as a mouse button.  ● 3 Shooting Modes in Left Button. Use '1, N, 3' keys to shift 3 shooting modes and boost up firepower instantly.  ● 4000 CPI. Adjustable resolution 800 / 1000 / 1200 / 1600 / 4000 CPI.  ● No Double-Click (without activation code). The output is zero-bouncing, improves metal switch double-click issue.  ● Metal X'Glide Armor Boot. Armor Boot eliminate friction on nearly any surface for smoother motions, precise cursor movements and improved accuracy.  ● 16-Grade Calibration Tech. Fine-tune the focus to improve tracking.  ● Optimal MMO (Ultra Core 4 & Macros). Simplified complex actions with just one click.     Specifications: Memory: 160K.  Acceleration: 20g ~ 23g.  Frame Speed: 6,666 fps.  Max. Resolution: 4,000 CPI.  Key Response: Less 0.2 ms.  Infrared-Wheel: Over 1 Million Scrolls.  Tracking Speed: 60 ~ 160 inches/sec (ips).  Image Processing: 2.41 Mega pixels/sec.  Metal X' Glide Armor Boot: Over 300 Kms.  Infrared-Micro-Switch: Over 20 million clicks.  Report Rate: 125 ~ 1000 Hz.  Type: Wired.  Button Numbers: 8.  Net Weight: 143g.  Cable Length: 1.8 M.  Sensor: Optical Engine.  Connector: USB (2.0 / 3.0).  System Requirements: Windows XP / Vista / 7 /  8 / 8.1 / 10 or later.     Package includes: 1 * Wired Mouse without Activation Code.  1 * User Manual