A:AnswerYou can set the lights to scroll through various primary colors depending on the configuration. The mouse can use up to three configurations at once, so for example when I am in my web browser the color is blue; when I launch Battlefield 4 the color turns red and the buttons are programmed differently. The color of the mouse body is black.
A:AnswerThe software is called Logitech Gaming Software, it is designed and published by Logitech. You can download it for free here https://support.logi.com/hc/en-us/articles/360024693554--Downloads-G300s-Optical-Gaming-Mouse