... of 12 months including current month, data transfer store dividing-line time is automatic read meter date. Can freeze and transfer ... years, the battery can continuously work more than 3 years. ♦ Display and surveillance 1. Large wide temperature (-30ºC--80ºC ... , sharp, peak load, day hour, low load energy, etc. LCD display recycled. After energy meter connect electricity, date, time, current total ...