Description The D52-2066 multi-function digital meter on DIN rail measures current voltage, current, active power, power factor, frequency, and electrical power. With an LCD screen, large font, and 178° wide viewing angle, you can see the data clearly. Two optional types: you can choose between AC40-300V and AC250-450V according to your needs. Wide applications, suitable for chemical industries, power plants, automation equipment, DOS systems, electromechanical devices, etc. You can try it. Features: Multifunctional, can be used anywhere. For measuring the change in current voltage, current, active power, power factor, frequency, and electrical power. Features a large font LCD display. With a wide viewing angle of 178°, you can see the data clearly. />Two types optional, you can choose AC40-300V and AC250-450V according to your needs. AC40-300V for measuring household electricity AC110V or AC220V. AC250-450V for measuring 3 phase electricity AC380V. Easy installation, DIN rail