The K68 is equipped with a high-precision chip enhancing its powerful high-sensitivity detection capabilities. This advanced technology enables it to accurately identify even the faintest signals with precision Its detection range can reach 100 FT in diameter. Its an essential tool for those who require thorough surveillance and dependable security assurance. Detecting Hidden Cameras:The infrared detection function allows you to find hidden cameras easily. By looking through the lens of the detector and shining the red LED light around you can move the device to scan the area. When a hidden camera is present the lens of the camera will reflect the light back as a bright flashing spot making it easy to spot.You can try turning on the video recording on your phone and scanning with the red mirror to more clearly spot hidden devices. GPS Detection Function: The GPS magnetic field detection function is easy to use. Switch the device to magnetic field detection mode and bring it close to a suspicious area such as a car. When the magnetic field sensor is close to a magnetic source the device will beep to alert you. This feature is great for finding GPS trackers and other magnetic spy devices. Protect Personal Privacy: This powerful detector is equipped with multiple detection modes and is able to identify and locate most spy devices on the market. Its advanced technology can effectively prevent unauthorized recording eavesdropping and privacy leaks ensuring full protection of your personal and sensitive information. Signal Detection:The signal detection function scans for all wireless signals. The closer you get to the signal source the stronger the signal becomes. You can adjust the sensitivity of the device to gradually narrow down the detection range until you pinpoint the exact location of the wireless device. **Note:** Make sure to turn off any known wireless devices first to avoid interference.