Posted 12/4/2020 20:40 (#8646150 - in reply to #8644165) Subject: RE: external camera for cell phone ???
ND
Gopros do that, not the cow counting, but you can transfer the videos to your phone over its wifi/bluetooth connection.
As long as you can do it within and hour anyway, that seems to be how long their battery lasts before you either have to plug them in or swap batteries.
external camera for cell phone ???
