Sony Airpeak S1 Professional Drone - Manual (Page 42)

then re-insert it to recharge.
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, etc. from the wall outlet (wall socket).
Be sure to use only genuine Sony brand battery packs and USB cables (supplied).
Related Topic
Notes on the battery pack
Notes on charging the battery pack
Using the battery charger abroad
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