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Digital 6 Levels Sensitivity: Turn on the LED 1 to LED 6 to indicate the sensitivity level 1 to level 6, press top and down button to adjust it
Button Control: Press the top button 3 times to increase one level of the sensitivity, press the down button to decrease.
Sound or Vibrate Alarm: Press and hold the OK button to switch, only for RF detection mode
Memory Recording: The device can record your operating status, and it will go to the last settings the next time you use it to avoid repeating the settings.

如何使用？
Move the RF detection switch to the RF detection position, press the next/previous button to adjust the sensitivity, set the sensitivity to level 4, hold the detector to the suspicious area. If the detector LED light flashes with sound alarm, it means there is a close proximity to a suspicious object.If the detector LED light does not flash, you can increase the sensitivity to level 5 or decrease it if you always receive alarms. Do not turn on the sixth LED light, as it will reach the maximum sensitivity, and the device will always emit alarms.
Door & Luggage Movement Alarm: Move the multiple function switch to alarm position, system will be silent for 60 seconds, then go to movement standby mode, when the sensor triggered, it will produce sound alarm with red light flash.