Digital Electricity Usage Monitor LCD Display Single Phase Energy Meter 220V 230V Electricity Consumption Monitor Din Rail 50 60Hz Super Energy Saving for Home Or Business. Features include compact and lightweight design, strong overload capacity, accurate and reliable measurements, energy-efficient, and wide range of applications. Specifications include certification CE, origin Mainland China, display type digital only, model number Energy Meters, phase single phase, material plastic, accuracy level 1, and more.