Reolink Argus 2 Quick Start Manual page 11

Adjust the Detecting Distance of the PIR Sensor
The default sensitivity of the PIR sensor is at "Mid" and the detecting distance is 6 meters (20ft). If you
want to adjust the sensitivity, please launch your Reolink App, and then click "Device Settings" -> "PIR
Settings" and click the "save" button to save the settings.
Sensitivity
Low
Mid
High
Note:
Higher sensitivity offers longer detecting distance, but it would
lead to more false alarms.
You are advised to set up the sensitivity level to "Low" or "Mid"
when you install the camera outdoors.
Detecting Distance
Detecting Distance
(For moving
(For moving vehicles)
and living things)
Up to 4 meters (13ft) Up to 10 meters (33ft)
Up to 6 meters (20ft) Up to 12 meters (40ft)
Up to 9 meters (30ft) Up to 15 meters (50ft)
! Important Notes for Reducing False Alarms
To reduce false alarms, please note that:
Do not install the camera facing any objects with bright lights, including sunshine,
bright lamp lights, etc.
Do not place the camera too close to a place where there are frequently moving
vehicles. Based on our numerious tests, the recommended distance between the
camera and the vehicle is 15 meters (55ft).
Stay away from the outlets, including the air conditioner vents, humidifier outlets,
the heat transfer vents of projectors, etc.
Do not install the camera facing the mirror.
Keep the camera at least 1 meter away from any wireless devices, including Wi-Fi
routers and phones in order to avoid wireless interference.