Symbol 5001A from IEC 60417 - Title/Meaning: Battery, general Function/description: To identify a device related to the power supply by primary or secondary battery, for instance a cover for the battery compartment, or the connector terminals.
Additional information: 
This symbol is not intended to be used to indicate polarity.
To indicate the cell orientation, the symbol 5002 should be used
Published in: 3C/1171/FDIS;Supplement M, 1994;First edition, 1973;2002-10-07
Own work using: iso.org/obp/graphics/grs/71b3a6c4-66c9-448f-a763-23bc2e8bfc8f 200.png
Vectorization:  Mrmw