Buy this product for that person in your life who wants to cut down on their energy bill but has no idea which of their devices use the most power. Or you could get if for that friend of yours who always leaves everything on all the time and doesn't care how much power is wasted. By plugging this in and seeing how much each device consumes, they will see the error of their ways. The Conserve Insight can be used to monitor the usage of common household electronic devices and appliances and it can even be used to calculate yearly running costs. Find it at Harvey Norman and other Belkin sellers.