This is a new die hard 750 watt inverter from Sears 

750 Watt Sears Die Hard INVERTER DC to AC 
Sears Die Hard #28-71493 
Convert 12 volt DC to 750 Watt, 110 Volt, AC Output. 
1,500 Watt Peak. 
Digital Display, Shows Battery Voltage, Output Voltage or Wattage. 
Modified Sin Wave 
Over load protected. 
Fused two 40 or 50amp. 
Can operate with engine turned off. 
Has a low battery audible alarm, and low battery Auto shut off. This will help protect your Vehicles battery from un-knowingly becoming dead! 
Also automatically shuts itself off if, Power drops below 10.2 Volts or Exceeds 15Volts, Continuous draw exceeds 750 Watts, Surge exceeds 1,500 Watts, or circuit temperature exceeds 131F degrees. 
Has a Cooling fan built in. 
Two Three Prong AC outlets. 
This Inverter hooks Directly to the battery with the included 26 inch Clamp on leads. 
This Inverter can be used in Cars, Trucks, RV's, Boats, Etc. Anything with a 10 to 15 Volt DC supply range. 
Overall length is 8-1/2 inches and is 5-1/2 inches Wide. The height is 3". 
Includes a brief instruction manual. 
1 Year Warranty from Sears

With this Inverter you can run many AC (household) items in most cars, trucks, etc. Items like, Laptops, TV's, Drills, Lights, Heater, and much more! You can run anything from this inverter that you would plug in to your house outlets, up to a total of 700 combined watts!

...BRAND NEW... NOT REFURBISHED...

If you have any questions please feel free to E-mail me.

This item is in original packaging but the package has been opened 

sold as is no returns unless I have made a mistake on the item if you would like to inquire about a refund you must contact me within 7 days after receiving the item 

Thanks for looking and god bless

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On Sep-17-11 at 13:48:55 PDT, seller added the following information: