The device is professionally designed to detect a wide range of surveillance devices, including hidden cameras, GPS trackers, and infrared listening devices. Ideal for use in cars, hotels, or any personal space where privacy is a priority Full privacy protection: Ideal for law enforcement, it can detect bugs, trackers, cameras, and cheating devices in casinos, ensuring first-class security and privacy in a variety of environments Effective electromagnetic radiation detection: Adopts a digital reception method with a frequency range of 1MHz-6.5GHz, designed to accurately and quickly locate of emission while minimizing interference from common household devices Signal-light dual-channel real-time detection: Accurate signal detection plus optical scanning mode, comprehensive investigation of hidden wireless cameras, hotel wifi cameras, etc., various types of disguised pinhole cameras Portable and easy to use, perfect for travel and outing security protection Charging interface: Type-C Working time: 25 hours continuously Antenna gain: -56db Charging power supply: DC5V /1A Battery: 3.7V/400mA polymer lithium battery Sensitivity: 5 levels adjustable Receiving frequency range: 1MHz -6.5GHz Signal detection range: 5cm-8m Optical lens: special dedicated filter Laser detection distance: 10cm-6m Colour:Black Material:PC Package Contents: 1 x Anti-surveillance and anti-eavesdropping detectors Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.