Mobile phone detector GSM up to 7 x 4G 800, GSM 900, 3G/4G 900, GSM 1800, 4G 1800, 3G 2100, 4G 2600. The detector also reliably indicates the VF signal of wireless cameras in the bands.
The device also has a disconnect detection from the mains, when it is disconnected, the detector automatically switches to the internal battery.
This device offers several options for warning against using the GSM phone within 20 m of the radius of the LED: LED lighting, acrylic light display, custom user audio warning messages. This device also provides output relays that can trigger an alarm system or other alarm device. This device warns in the event of a power failure.
If someone tries to cut the power supply, the switch output starts immediately.