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4.2 Using the optional Power Pack
Note: The Power Pack is only compatible with the Charger Case Combi.
1
Attach the Power Pack to the
bottom of the Charger Case
Combi and lock it.
2
Plug in the micro-USB and connect to an external power
supply. The Power Pack and hearing aids will be charged at
the same time. While connected to an external power
supply, the Power Pack indicator light will show the
current battery charge status of the Power Pack.
Before using Power Pack for the rst time, it is
recommended to charge it for 3 hours.
The Power Pack contains a built-in and non-
removable rechargeable lithium-ion battery.
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