Kill a Watt :  Electricity usage monitor; model P4400. 

 - Maine :  Eficiency Maine- Maine Utilities Commision,  2009. 
<br/><br/> "Plug in a Kill a Watt energy detector t your home or office, and find out exactly how much electricity each device is using." 
<br/><br/> One electricity usage monitor, 1 printed instruction sheet, and 1 efficiency savings guide booklet