Features: Can detectmore conceaLED 5.8GHZ wireless camera, wireless eavesdropping. It can detect eavesdroppers and locators equipped with mobile, unicom-, telecommunications, 2G-.3G-.4G- cards. Professional radio wave- detection device with high sensitivity, adjustable threshold and wide detection frequencyrange. Only power switch+sensitivity knob, simple operation, easy to use, sound and light alarm indication, accurate and reliable. Locator capable of detecting high-speed upload- of GPS positioner data packets. 1.2G-/2.4G- wireless camera can be detected. Specifications: Material: Aluminum Frequency Range: 1MHz-8000MHz Range: 2.4 GHz Wireless Camera: 10m2 (Standard 10mW Camera) 1.2GHz Wireless Camera: 15m2(Standard 10mW Camera) Mobile Phone Signals 2G-, 3G-, 4G: 3-15m Indicating Mode: 9-level LED light-emitting indicator/tone-changing Indicator Power Supply: Built-in 3.7V lithium- polymer battery Working current: 60mA Continuous Work: 15-25 hours Product size: 98x48x20mm/3.85x1.88x0.78'' Charging- Port: Type-C Working Hours: 25 Consecutive Hours Antenna Gain: -56db Charging- Power Source: DC5V/A Sensitivity: 5 Level adjustable Receiving Frequency Range: 1MHz-6.5GHz Signal Detection Range: 5cm to 10meters Optical Lens: Special Filters Laser- Detection Range: 10cm-15m Package Includes: 1x Tester Pen 1x Manual note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.