Found these Coffee Cup Warmer items on eBay:
4 Port USB coffee cup warmer heater lot of 4 | US $11.75 (0 Bid) End Date: Thursday Feb-09-2012 12:25:33 PST Buy It Now for only: US $14.22 Bid now | Buy it now | Add to watch list |
USB 2.0 4 PORT HUB TEA COFFEE CUP WARMER SILVER COLAR
 | US $15.00 End Date: Thursday Feb-09-2012 19:04:27 PST Buy It Now for only: US $15.00 Buy it now | Add to watch list |
New Coffee Cup Warmer 4 Port USB Hub Desk Mug Heater Time Clock PC Laptop Gadget
 | US $18.90 End Date: Friday Feb-10-2012 20:08:34 PST Buy It Now for only: US $18.90 Buy it now | Add to watch list |