Btwin ORIGINAL 900E User Manual page 13

Battery self-diagnostic
6 months
11% - 20%
21% - 40%
41% - 60%
61% - 80%
81% - 100%
Battery recharge is needed
urgently
<10%
Undervoltage protection
temperature protection
short circuit protection
Return your battery to your af -
ter-sales service
other protection
LED off LED on LED flashing
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