Features:Energy meter with LCD backlight digital display, takes turns showing electricity consumption, voltage, current and power.AC220V or 50Hz voltage, 5A-80A current, 17000W power, 1000imp or kwh pulse output and with pulse output indicator.35mm DIN Rail mounting 17.5mm pole width supports Up-out andDown-in or Up-in and Down-out wiring method, easy to install.Adopt microelectronics and digital processing technology to measure electric energy, accurate and reliable.Large scale integrated circuits and precision SMT technology, with good electromagnetic interference resistance and stable performance.Specifications:Material: PlasticModel: DDM15SDAccuracy: First ClassReference Voltage: 220V or 50HzReference Current: 5-80ADisplay: LCD Backlight Digital DisplayInstallation: 35mm DIN RailPole Width: 17.5mmWiring Method: Up-out andDown-in or Up-in and Down-outPower: 17000WEnvironment Temperature: -20-and50Item Size: approx. 7.8 x 3.7 x 6.6cm or 3.1 x 1.5 x 2.6inItem Weight: 200g or 7.1ozPackage Size: 8 x 7 x 4cm or 3.1 x 2.8 x 1.6inPackage Weight: 300g or 10.6ozNote:This energy meter doesnt has the reset function.Package List:1 x Energy Meter