Sony ILCE-9 a9 Help Manual page 53

Interchangeable lens digital camera

Hide thumbs Also See for ILCE-9 a9:

Table of Contents

Do not continuously or repeatedly charge the battery pack without using it if it is already fully charged or close to fully charged.

Doing so may cause a deterioration in battery performance.

When charging is finished, disconnect the AC Adaptor from the wall outlet (wall socket).

Be sure to use only genuine Sony brand battery packs, micro USB cables (supplied) and AC Adaptors (supplied).