Today only, until 3:15 pm ET (or 100% claimed), Amazon offers the CyberPower 1,500VA Pure Sine Wave UPS, model no. CP1500PFCLCD, for $159.99 with free shipping. That's the lowest total price we could find by $43. This 1500VA/900W battery backup features line-interactive topology, multifunction LCD display, GreenPower advanced circuitry, and more.