Indicator shows the current battery level.
指示灯显示当前电池电量。
It also displays the battery level and network signal strength.
同时它还能显示出电池电量和网络讯号强度。
Make sure that the battery level of the device is at least 50%.
请确保该装置的电池水平至少50%。
Before doing any operations be sure you have battery level more than 50%!
在进行任何操作之前，确保电池电量在50%以上！
Place battery cover on a level surface.
将蓄电池罩放在水平面上。
Simply unscrew the battery caps or remove the covers to check the level.
只需要拆开或者直接取下蓄电池盖，就可以检查电解液的液面高度。
Simply unscrew the battery caps or remove the covers to check the level.
只需要拆开或者直接取下蓄电池盖，就可以检查电解液的液面高度。
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