1.
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The touch switch is capacitive type that we recommend
adapter to use original mobile phone adapter which pass CE
and FCC qualification. For some of non-regulated adapter
may lead to mal function on LUFT Duo, and please change
other regulated adapter.
In the car/vehicle scenario：
2.1 Please switch off LUFT Duo when stop the car engine.
Make sure whether you still need operating LUFT Duo
while engine stops, in case of your car model has
power-supply options as engine stops.
2.2 In case of original car’s USB connector may lead
mal-function of touch button of LUFT Duo. Please try
other adapter through car’s cigarette lighter Socket.
Please prevent any external forces on anti-bacteria filter in
case of damaging metal filter, or injure of individual.
Please operate air purifier in dry condition and place back
metal filter while it is in dry condition.
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