Detector Device Reference

LED Indicators

LED Color	Meaning
Green (solid)	Device is ON
Blue (solid)	Device is ON and Bluetooth connected to the app
Red (solid)	Charging
Any color (blinking)	Low battery — charge soon

Control Button

Action	Result
Hold > 3 seconds	Power ON / Power OFF
Short press (during scan)	Balance (zero-reference) + Start / Stop scan line

Charging

Connect the included cable to the Mini USB port on the device. The LED turns red while charging and turns off (or returns to green/blue) when fully charged.

Headphones

Plug standard 3.5mm headphones into the headphone jack to hear audio alerts during scanning without disturbing others nearby.