【Advanced Detection Technology】Utilizing cutting-edge infrared detection technology, this hidden camera detector quickly and accurately locates concealed devices such as cameras and listening devices in your surroundings. 【Wide Frequency Range】With a detection frequency range of 1-8500MHz, this device offers comprehensive coverage to identify various types of hidden surveillance equipment. 【Effective Working Range】The detector operates efficiently within a range of 0.1-6 meters, providing thorough scanning capabilities for most indoor environments. 【Audio Alert System】Equipped with a built-in sound alarm system, the detector promptly notifies you when suspicious devices are discovered, enhancing your awareness of potential privacy threats. 【Portable Design】Weighing only 50g and featuring compact dimensions of 91*37*13mm, this detector is incredibly lightweight and easy to carry, making it perfect for on-the-go privacy protection. 【Versatile Application】Ideal for privacy security checks in various settings such as hotel rooms, conference rooms, and other locations where privacy is a concern. 【Battery-Powered】Operating on a 3.7V power supply, this device is designed for convenient portable use, allowing you to conduct privacy sweeps wherever you go. Specifications: Working Range: 0.1-6 meters Working Voltage: 3.7V Detection Frequency: 1-8500MHz Product Dimensions: 91*37*13mm Product Weight: 50g