How much does it cost to leave the TV permanently on standby? How much electricity does the old refrigerator in the party room consume? And does the washing machine not only throw laundry out the window, but also money? In times of rising electricity prices, many people ask themselves such questions...

Considering that the manufacturer does not specify a maximum measurement error for the EM-17, the device has a lot of confidence and displays the active power with two decimal places. In testing, both units were indeed close to our reference, but this display value should still be rounded off...