Features: Energy meter with LCD digital display, displays electricity consumption, voltage, current and power in turn. Voltage AC220V / 50Hz , current 5A-80A, power 17000W, pulse output 1000imp/kwh and with pulse output indicator. 35mm DIN rail mounting; 17.5mm pole width; supports Up-Out and Down-In/Up-In and Down-Out wiring method, easy to install. Adopt microelectronics and digital processing technology to measure electrical energy accurately and reliable. Large-scale integrated circuits and precision SMT technology, with good resistance to electromagnetic interference and stable performance. Features: Material: plastic Model: DDM15SC Accuracy: First year Reference voltage: 220V / 50Hz Reference current: 5-80A Display: LCD digital display Installation: 35mm DIN rail Pole width: 17.5mm Wiring method: up and down / up and down Power: 17000W Ambient temperature: -20~+50 Item Size: Approx. 7.8 * 3.7 * 6.6cm / 3.1 * 1.5 * 2.6in Item Weight: 200g / 7.1oz Package Size: 8 * 7 * 4cm / 3.1 * 2.8 * 1.6in br/> Package weight: 300g Note: This energy meter does not have reset function. Package list: 1 * energy meter