Kill A Watt And Save A Watt Bundle *Kill A Watt And Save A Watt Bundle *Kill A Watt Monitor;large Lcd Counts Consumption By The Kilowatt Hour;connects To Household Appliance & It Will Assess Its Efficiency;calculates Electrical Expenses By The Day, Week, Month Or Year;checks The Quality Of Power By Monitoring Voltage, Line Frequency & Power;5.13"h X 2.38"w X 1.63"d;etl Listed;save A Watt Hd;combination Multi-event, 7-day, 24-hour Programmable Timer;easy-to-read, Backlit Lcd Display;override Switch Turns Appliance On Or Off Until Next Programmed Set Point;soft Power Up Eliminates Harmful Voltage Spikes;ideal For Air Conditioners & Heaters;holiday Mode Allows A Unique Day Of Programming That Can Be Engaged At Will * WARRANTY: SIX MONTHS