Rexing M2 Max User Manual page 23

Setup Steps:
Open the smart driving application and turn on RCW (Rear Collision
1.
Warning). The button turns from gray to blue.
Choose settings under RCW (Rear Collision Warning). to complete the
2.
setup. The Warning Speed means that when any vehicle is detected
within the set warning range, an alarm is activated if the driving speed of
the car is greater than the set value.
3.
Click the option Monitoring Sensitivity and select an appropriate option
(a default value can be used). Warning Sensitivity means that when any
vehicle is detected within the set warning range, an alarm is activated if
the driving speed of the following vehicle is greater than that of the car.
High: An alarm is activated regardless of car speed.
Moderate: An alarm is activated if the following vehicle has a speed
10km/h greater than the car.
Low: An alarm is activated if the following vehicle has a speed 20kg/h
greater than the car.
Note: Sensitivity is the relative speed of the detected object and the
vehicle. The higher the speed, the essier it is to trigger an alarm.
Monitoring sensitivity
Monitor alarm type
Speed treshold
Auxiliary mode
Alarm area display
Very low
30km/h
21
Motor
Normal
Open