http://bensbargains.net/redirect/duracell-1000-dc-to-ac-power-i
JC Whitney has the Duracell 1000 DC to AC Power Inverter, 1000-Watt (813-
1000) for $3.79 + $0 shipping with coupon code WE96YRS = $3.79 shipped.
Plugs into any vehicles 12-volt DC battery system to get 120-volt AC