R311FA - Wireless Activity Detection Sensor
It can detect the sudden movement or vibration of the device and send an alarm signal to the gateway for processing. It uses the SX1276 wireless communication module.
(Conditions: ambient temperature 25 °C, 20 triggers/day, txpower = 20dBm,
LoRa spreading factor SF = 10)
*1. Actual range may vary depending on environment.
*2. Battery life is determined by sensor reporting frequency and other variables