Amazon.com offers the SOWTECH Optical Ergonomic USB Wired Gaming Mouse for $ 7.66 via coupon code "BXL64JMF".
Free Shipping on orders over $ 49.

Features: DPI Adjustable: 1000/1600/2400/3200 DPI levels and 2 customized functions for you to control the speed of mouse freely. User Friendly Design: Ergonomically design to fit different hand sizes, no fatigue even for a long time use. 7 LED Colors and 6 Buttons: 7 different LED light colors that change while in use, offering smoothing ambient lighting. Strong Compatibility: Compatible with most system including Windows XP, Windows 7, Windows 8, Windows 10, Mac and Linux. Fit for PC, Laptop, Desktop and Mac.