Transmitter Interface Instruction
1. Toggle switch to “ON” place, the POWER led will light up to green , switch to “ OFF” to turn down the device.
2. Adjust the Sensitivity signal button from 1-8, turn to 4 or 5 the signal will be more stronger to hear the trace voice , but 8 is the strongest.
3. Charging port to charge for transmitter when connect with Micro USB cable, the battery is 1800Amh.
4. Charging Indicator turns red, which means charging mode, indicator turns green, which means fully charged. Press the AUDIO button enter SCAN mode to trace the target cable , at the same time , SCAN led will light up.

Receiver Interface Instruction
1. Sensitivity adjust signal strength and volume from 1-8.
2. Probe the device will generate “do do do” when probe get close to targeted cable.
3. Long press to turn on or turn off for the POWER button.
4. Earphone can help you identify the target voice when work in noisy environment.
5. The speaker will make a "do do do" sound when the receiver probe is close to the target cable
6. The charging port on the right middle side, the battery is 1100mAh.

Package List:
1*Transmitter
2*Receiver
2* 3.7v lithium battery
1* 5V 1A power charging adaptor
1*USB charging line
1*Earphone
1*User manal