Turn the knob clockwise to the maximum,”BIBI’ long sound, the machine enters the detection mode. LED main screen lights up to indicate normal operation
RF wireless signal detection
Turn on the switch and adjust the knob to the first stage of the signal strength pointer to enter the standby mode. The code-type signal strength indicator is divided into ten levels, which are white, green, yellow and red, “White safety signal “”Green suspicious signal” Yellow danger signal” and the final red lock signal source)
During normal detection, first adjust the pointer to the white part of the LED display, that is, between one and two levels. If any in a strong signal environment ,the pointer will fluctuate back and forth, and the buzzing alarm will be open .The closer the suspicious object is, the higher the number of levels pointed to by the pointer(finally pointing to the 10-levels red area is to lock ). Fixed suspicious by target) .The closer the hazard signal is to the vibration frequency, the more the vibration frequency will gradually increase, and finally the suspicious signal source is locked with an uninterrupted vibration prompt.