M Confort PERSONAL FAN Manual De Usuario página 22

4.4 CHARGING & W:ORKING DURAIION
4.4.1. Charging interval: when it is off, please use 5V/1A adaptor to
charge with 7 hours.
4.4.2. Working duration: 4 hours for high speed, 15 hours for mute
speed.
Warning
1. The output voltage for the battery charger should not exceed 5V.
2. When the fan comes an exception caused by human behavior or exterior
issues, turn off the unit quickly, or the internal controller chip will be damaged.
3. Suggest keeping the unit off until the battery is full. If there is a must to turn
on the unit, please turn on the unit in mute, low or medium speed, which can
work for a long time. If the unit is working in high speed when charging, it will
consume parts of battery, so that working in high speed continually will cause
the unit off automatically for the low power. However, turn on the unit again
and it can work in mute, low and medium speed.
09