DDF39 single-phase multi rate electricity meterDetailed product description：

The DDF39 single-phase multi rate electricity meter is an electromechanical integrated energy metering instrument. It uses the DD118 series base meter and a Chinese LCD display. The top (peak), peak, flat, and valley rates can be selected for energy metering. It can be directly controlled by infrared remote control or programmed and read on a handheld computer, with optocoupler pulse output interface and power-off meter reading function.