1) the LED color of scroll wheel can be programmed by driver software.
2) material upgraded to be frosted finish.
3) Multi-language driver software.
4) Stronger international package.
The UtechSmart Venus MMO Gaming Mouse is outfitted with 16400DPI High Precision Laser Sensor that shifts the balance between the keyboard and mouse with its 19 MMO-optimized buttons, as well as 5 Savable Memory Profiles & 8-Piece Weight Tuning Set.
19 MMO-optimized buttons
Combine the programmable buttons with standard left and right mouse buttons and it all adds up to 19 buttons with which you can punish your competition. The UtechSmart Venus MMO Gaming mouse's driver software allows you to easily organize your key binds and character abilities for any game by enabling you to fully remap and assign macros to all 19 buttons.
16400 DPI Laser Sensor
Make the right moves with up to 5 DPI settings that take you from pixel-precise targeting (50 DPI) to lightning-fast maneuvers (up to 16400 DPI). Easy to reach DPI+ & DPI- buttons on the middle of the UtechSmart Venus MMO Gaming mouse. Five colors light will show you the change of DPI, can't remember? DPI indicator light is available.
Weight and balance tuning
Like it light or heavy? Maybe you change the weight to suit your game? Custom Weight System to match your unique playing style. Optimize weight and center of balance with up to Eight 2.4g weights for a personalized feel and better performance.
UtechSmart Venus MMO Gaming mouse
Weight Tuning Cartridge
Quick Start Guide
Backup Durable Smooth TEFLON feet pads
Windows 10 / 8/ 7 / Vista / XP.
Internet connection for software download at UtechSmart