@zipping2583 A pi zero 2 W with a large usb battery bank may do the job. Ask the friend to periodically switch them out or attach solar to help keep it charged. The battery needs to be able to charge while providing power though. A trail cam might prove to be the easiest and cheapest option.
@zipping2583 A pi zero 2 W with a large usb battery bank may do the job. Ask the friend to periodically switch them out or attach solar to help keep it charged. The battery needs to be able to charge while providing power though. A trail cam might prove to be the easiest and cheapest option.
https://www.cnx-software.com/2021/12/09/raspberry-pi-zero-2-w-power-consumption/