... power watt-hour meter 2.8 digit LCD display 3.Measure bidirectional energy 4.Infrared/RS485 5.DL/T645-97 ApplicationThe meter is used to ... , peak load, day hour, low load energy, etc. LCD display recycled. After energy meter connect electricity, date, time, current total, sharp, peak ... can be set up to 32 items. 4. Has the function of remain LCD display recycled after pressing the button after power ...