Das-Kit L7 - Battery Status Indicator

The max speed records the riding speed, as shown below.
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※Click 
to start in turn show automatically.
5.11 BATTERY INDICATOR
When the battery capacity is high, the six battery segments are all lit. When
the battery is low, the battery frame will flash. Flashing indicates that the
battery is severely low and needs to be recharged immediately.
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Low battery flash
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