Function the operating status is displayed on the front panel (green LED).
前面的面板(绿色的显示屏)会显示操作状态。
Bright LED indicators show relay status and signal strength.
明亮的LED指示灯显示继电器状态和信号强度。
LED indicates charging, discharging, the battery charge status.
指示充电，放电，电池充电状态。
LED indicates charging, discharging, the battery charge status.
指示充电，放电，电池充电状态。
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