This project has two components

A sensor/Tx side consisting of a solar panel, LiPO battery & a Adafruit Feather M0 RFM95 LoRa
with a MPU650 accelorometer. 

A receiver side simply consisting of a Adafruit Feather M0 RFM95 & a buzzer

Operation:

Detector is put in an area if high squirell activity. Once its stepped on it sends a signal
to the receiver which then produces a high pitched beep

Uses the excellent RFM95 driver from RadioHead - https://www.airspayce.com/mikem/arduino/RadioHead/