... prepaid watt-hour meter 2.LCD digits display 3.Anti-tampering,load control 4.Light weight ... 8kW static electricity.♦LCD 6+2 digits display. (LED and register display optional)♦One meter has one card, ... alarming kWh quantity, and indicated by alarm LED or automatically cut-off when the alarming ... charge power in time.♦Operation indicated by pulse LED. ♦Load control, over-load switching automatically.♦Data ...