As one of its daily deals, Newegg offers the CyberPower AVR 825VA 450-Watt 8-Outlet UPS, model no. CP825AVRG, for for $52.99 with free shipping. That's $2 under last month's mention and the lowest total price we could find now by $10. (Most stores charge $90 or more.) It features a USB port, serial port, coaxial protection, and data line protection. Deal ends today.