The price is cheap and good. However, there are slight lags in the numerical values displayed, making it difficult to grasp. It is troublesome because it is 0W if it is less than 5W even if several charges etc are connected though it knows that the numerical value is not displayed if it is not 5W or more because it was written also in the description of item because it was written.
When constructing a photovoltaic power generation system, we measure the approximate power usage and select the equipment specifications, but this product is easy to measure by using this product and it is very useful.
Surveyed electricity consumption of refrigerators and TVs. Since I bought a refrigerator recently, I investigate how power consumption is. Since I am using 160 W in the middle of the night when thinking that it is smart, I investigate for the time being that it is in vain that I replaced it. If you have one, you can try various things so we encourage you to buy one at home.