This link here gives rules. Notice the phrase with airline approval. Evidently some are having problems traveling with their detector batteries.
I saw this link here and was reading.
[
www.detectorprospector.com]
Hate to see someone have a detecting trip ruined
[
www.faa.gov]
Edited 1 time(s). Last edit at 01/11/2020 01:37AM by tnsharpshooter.