AirSep Focus Manuel page 159

GB
The Focus battery does not need to be fully discharged before
recharging. It is recommended to charge the Focus battery after
each use.
If the Focus power supply remains connected when the battery is
fully charged, the four LEDs will turn off within half an hour.
Cannula tubing must be non-kinking, and can be used for a total
length of up to 7.6 m (25 ft) maximum.
NO SMOKING signs should be prominently displayed in the
home or wherever Focus is in use. Proper information about the
dangers of smoking in the presence of medical oxygen should be
provided.
Important Safety Rules for Optional AirBelt
Do not attempt to charge the optional AirBelt with the Focus
power supply or AirBelt can be damaged. Use only the AirBelt
power supply provided to charge AirBelt.
GB-7
The incorrect use of AirBelt can cause the battery to get hot,
ignite, and can cause serious injury. Be sure not to pierce,
strike, step on, or drop the battery, or otherwise subject the
battery to strong impacts or shocks.
Replace safety cap on AirBelt cord when not in use.
Focus™
®
AirSep Corporation
MN172-1 rev. - 03/11