Star DDS26 series of Electronic Single Phase Watt-hour Meter is new & high-tech product adopting special large-scale IC, latest micro-electronic technology & SMT technique design. Function: It takes more allowable ambient errors for circuit design & components selection as foundation.It can ensure the long-term operation stability of the energy meter. Star DDS26 series of Electronic Single Phase Watt-hour Meter has the features of long life, high accuracy, high reliability, high allowable overload, little power consumption, small size & light weight etc.. Applicable conditions: Ambient temperature: -25 ℃ ~ 65 ℃, maximum relative humidity: 100%; Operating voltage range: 220/230/240V (-30% - +20%), frequency range: 50/60Hz ± 5%. Specifications LCD display abundant contents, when get into normal scrolling display state, it will display the data as follow: * Accumulative Energy * Max Demand Last Month * Real Time Power * Date of Max Demand Last Month ( Date/Month/Date) * Max Demand Current Month * Date of Max Demand Current Month ( Date/Month/Year) * Current Date ( Date/Month/Year) * Time of Max Demand Current Month ( Second/Minute/Hour ) * Current Time ( Second/Minute/Hour) * Setting clock by special handheld computer with infrared receiver