Best Buy offers the Logitech G910 Orion Spark RGB Mechanical Gaming Keyboard, model no. 920-006385, for $89.99 with free shipping. (Amazon has it for the same price.) That's $10 under yesterday's mention and the lowest total price we could find now, also by $10. It features Romer-G switches, nine programmable G-keys, adjustable backlighting, and Arx Control mobile app functionality. Deal ends November 30.