EN
Normal condition
The error indicator (red/green) keeps on in green
Built-in battery low
The charging indicator is on in red
Built-in battery charging
The charging indicator is flashing blue
The friction coefficient is too big or too
small during the self-inspection
The charging indicator is on in red and it
emits a short and continuous sound.
Power off
Low suction
Hardware trouble
The error indicator (red/green) is flashing red
and green alternately. The alarm sound is on
Window cleaning is completed
Long alarm sound repeated for three times
MEANINGS OF LED INDICATOR AND VOICE
signal receiver
Charging indicator
(blue)
Error indicator
(red/green)
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