Advanced Bionics Naida CI M90 Guía De Usuario página 30

Slide the M Battery along the tracks until it engages. The charger is
designed so the M Batteries can only be inserted in one direction.
Removing the M Batteries from the charger
Gently slide the M Battery out of the slide tracks of the charger, toward
the front edge of the charger. Do not pull directly up on the battery.
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