... , sharp, peak load, day hour, low load energy, etc. LCD display recycled. After energy meter connect electricity, date, time, current ... d(25ºC±2ºC); ≤1.0s/d (when the backup lithium battery working)Battery Capacity≥1000mAhBackup Battery Voltage3.0 or ... 3.6VDCData Preservation Time≥10yearsPower Consumption(LCD)Voltage circuit consumption: ≤1.0W 6VACurrent circuit consumption: ≤1VA( ...