P3 International Kill-A-Watt graphic timerConnect valuable electronics and assess how efficient they areProgram on/off for appliances over the whole weekSurge, over current, over voltage, and under voltage protection provide clean safe power to your expensive equipmentZero power crossing switch provides a spike free ON/OFF relay control to prolong appliances' lifeLED powered LCD backlightCheck the quality of power by monitoring Voltage, Amperage, KWH and moreP3P4480