[Long standby time & easy to carry] This detector has a rechargeable polymer lithium battery inside, which can last up to 18 hours and standby for 60 days. It is only 30 grams , and the antenna is completely hidden inside this tracking detector. Its small size and portability make it the perfect choice for home, office, travel, and more. [Usage Scenario] It can detect listener trackers in private places such as hotels, rental rooms, bedrooms, fitting rooms, conference rooms, and car interiors, including dormant cameras and non-infrared fill light cameras that cannot be detected by ordinary detectors. No spy camera can be hidden. It facilitates the protection of personal privacy and business information security. [High Sensitivity Chip] Advanced ultra-high sensitivity chip with strong anti-interference. The detector has a receiving frequency range of 1MHz-8GHz, which can accurately detect VHF/UHF transmitters, GSM/3G/4G bugs, GPS trackers, camera wireless signal sources, and strong magnetic field signals. [Applicable people] 1. People who often go to public places of enteranment for consumption. 2. People who go to various shopping malls to try them on.3. A person who respect personal privacy and the privacy of others.4. People who contact with and keep business secrets.5. Safety in commercial and technical secret places.6. anti-sneak shot, anti-eavesdropping professionals. [Multiple functions] 1. RF signal detection, such as WIFI signal, GPS tracker, wireless audio bug. 2. Hide spy camera. 3. Find a GPS tracker with strong magnets. 4. Detect cameras with night vision lights and cameras with night vision function. 5. When you encounter shaking, it will sound an alarm to ensure a good night's sleep! 6. Flashlight. 7. Vibration function.