The Hama energy cost measuring device is perfect to determine energy consumption and costs at home and in the office. Identify energy-hungry devices, swap them for more efficient ones and save costs. Measures and calculates device energy consumption and costs. Displays time, voltage, frequency, current, power factor, (min. and max.) power and amount of energy Calculates and displays energy costs according to two customisable energy tariffs (normal and night) LCD Saves all data Enhanced touch protection Max. load: 16 A Operating voltage: 230 V AC measuring range: up to 250 V Kilowatt measuring range: 1 - 3680 W Measuring functions: Frequency, AC Power used by gauge: 0.37 W