The P3 International P4400 Kill A Watt Electricity Usage Monitor is a monitor that everyone should have. It is simple to use - you just plug in an appliance into the P3 International Kill A Watt and plug the monitor into a wall plug, as shown in the picture. You then simply program in your utility rate and then the large LCD display shows how much the appliance costs you per day, week, month and year. This is not an anorak occupation. You will surprised at how much money your older appliances are costing you. You will also notice how stereos, TVs, playstations etc are costing you money being left on stand by mode. And you will be able to test things like cell phone chargers and discover which charger is most expensive. You can even find out how much an external hard drive costs you to keep plugged into your computer. It is only by knowing the minutae of our energy consumption that we can make informed decisions about what to turn off, what to replace and what to do during off-peak times. Vigilance pays: The U.S Department of Energy reports that 20% of our electric bills come from items that are left plugged in when they are not in use, or items that are in standby mode. Knowing which appliances are costing you the most just being left idle sucking power from the grid will motivate you to unplug the appliance.

Another useful function of the P3 International P4400 Kill A Watt Electricity Usage Monitor is that it monitors voltage (Volt) and line frequency. This allows you to test if an outlet is working, or evaluate the quality of the electrical power provided by your utility company. Being able to track the electrical output allows you to detect voltage drops and possible brownouts. Turning off appliances during aa brownout protects them from damage.

The P3 International P4400 Kill A Watt is also really useful in assessing a new property to make sure a new home's outlets are in working condition before escrow closes.

The real advantage of this product is that it is so easy to use. You don't have to install something at your outdoor mains supply, it is accurate to 0.2% and it can monitor the smallest energy users to the biggest consumers.

The P3 International P4400 Kill A Watt costs under $23.

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