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EN
Caution
• The battery of Geratherm active is a built-in
rechargeable lithium-ion battery. Please do not try to
disassemble or force open the blood pressure monitor
yourself or permit unauthorised maintenance person-
nel to do so.
• In normal use, the battery can be recharged about 300
times. If the battery fails to recharge or the unit cannot
be used normally, please contact your dealer. If you
measure your blood pressure three times a day, the
unit can be used for up to 25 days without recharging.
• Do not use the blood pressure monitor during the
recharging process. When the unit is fully charged,
please pull out the plug in good time.
• Do not attempt to replace the battery of your blood
pressure monitor. The battery is built-in and is not re-
placeable.
• Avoid recharging your blood pressure monitor in ex-
tremely high or low ambient temperatures.
• Do not clean the blood pressure monitor during re-
charging. Always remove the charging unit before
cleaning.
Preparation for use
