Make sure that the charge LED illuminates.
What if the charge LED doesn’t light up?
Check the AC adapter connection.
Reseat the handset to make sure it makes
good contact with the charging contacts.
Charge your handsets completely before plugging in the phone line. The waterproof handset
need to charge for about 25 hours the first time; the others only need about 15-20 hours.
Make sure that the battery pack is fully charged.
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