TigerDirect continues to offer the Ultra Xfinity 6-Outlet UPS Surge Protector, model no. U12-40745, for $39.99. This $20 mail-in rebate cuts it to $19.99. With $6.59 for shipping, that's tied with our mention from a week ago and the lowest total price we could find now by $43. This 700VA, 350-watt surge protector features three battery backup outlets, Ethernet and coaxial cable protection, USB connectivity, and more. Rebate ends September 15.