Voltage: 220...240VAC, 50-60Hz. Function: energy meter, consumption meter. Dimensions: 135x92x78mm. Number of Contact: 3. RoHS: yes. Color: dark grey. Max load: 230V / 10A. Tolerance: ± 2 %. Operating temperature: +10...+40°C. Sealing: IP20. Connector: USB 1.1 or 2.0 compatible interface