Trust Gaming GXT 155 RGB Gaming Mouse with Weight Tuning Set, On-Board Memory, RGB LED Lighting and Gaming Software, Black Trust Gaming: top selling European gaming brand co-developed with pro gamers Advanced software for programming buttons & macros. 5 additional thumb buttons, ideal for MOBA games. 11 programmable buttons in total. Onboard memory to store up to 5 gaming profiles. Adjustable weight, 8 metal weights 2 gram each. 1.9m Braided cable.