Descriptions: 1. 100% Brand new and high quality. 2. This product uses active laser scanning and passive radio frequency sweep combination method. 3. It can accurately detect;eavesdropping devicestracking devicescar eavesdroppingwireless pinhole cameraswired cameraselectrical appliancesetc.The effective radiation to prevent eavesdroppingvideotapingfraudprotection of personal privacy data and information confidential. 4. It is equipped With auto-detecting functiononce it detect bugsit will vibratebeep and LED light flicker. 5. 100MHz-3000MHz detection 6. Power by 2 x AAA battery (Not Included) Main Features: (1) With auto-detection function the host to carry when there are in transformation eavesdropping (2) With signal strength indicator lights that can quickly find the signal at source. (3) Adjust potentiometer adjustable sensitivity. (Greater sensitivity to widen the scope of or reduce the sensitivity to detect reduced Detection range) quickly identify the waves at source. (4) Laser detection: Windows host can be seen through the eyes of all within sight of the camera facing the camera. Wireless Sweep: frequency detection range Specifications: Laser detection camera distance of 10cm-10m (the naked eye can identify can flashing). Radio detection of camera range 5cm-10m (according to the camera decided to transmit power distance) Power in the 50mw-200mw detection range 30-50cm Power in the 300mw-600mw detection range 100-200cm Power in the 800mw-1200mw detection range 300-800cm Color: Black Specifications: Laser detection camera from 10cm-10m (visually identifiable red flashing) Radio detection of camera range 5cm - 10m (the decision to transmit power from the camera) 500mw-200mw power in the detection range 30-50cm Reconnaissance in the 300mw-600mw power from 100-200cm power at 800mw-1200mv detection range 300-1000cm