Best Buy via eBay offers the Logitech G900 Chaos Spectrum Optical Gaming Mouse, model no. 910-004558, for $74.99 with free shipping. That's $25 under our mention from a month ago and the lowest total price we could find by $64. It features 11 programmable buttons, 12,000 dpi optical sensor, programmable lighting, clock-tuning, up to a 32 hour battery life, and a detachable cord.