Tips: We suggest you choose the second method (using screws to affix the Back-Mount Arm) would be more stable.
2. After you have completed the affixing of Back-Mount Arm, you will need to lock MultiSensor to the Back-Mount
Arm by screwing MultiSensor in.
3. The Back-Mount Arm may be locked at various angles by turning the Friction Lock clockwise and counter-
clockwise to respectively tighten or loosen the angle of the arm. You can rotate the Friction Lock to change the
measurement area of sensor.