Feature:1. Smart Testing: High in sensitivity, the bug detector enables quick search in radio waves . It's also anti interference and very accurate in direction and distance detection.2. Wide Coverage: 1MHz?8000MHz full band high gain antenna and high sensitivity chip ensure broader range and frequency, so the coverage can get up to 10 meters without interference.3. Higher : Able to detect 2G, 3G, 4G and WiFi devices as well as 1.2G, 2.4G and 5.8G wireless cameras, simple and practical.4. Better Design: The aluminium alloy can effectively dissipate the heat and cool down, which can rule out the clutter for accuracy.5. Easy Carrying: Light in weight and compact in size, the convenient carrying allows for wide application in home, office, meeting room, etc.How to Use:1. Power On: Press the power button, it will popping up, the second LED indicator will be on, and the system will start working. 2. Shut Down: Press the power button to shut down, the LED light goes out, and the system shuts down. Specification:Item Type: DetectorFrequency Range: 1MHz-8000MHzDetection Dynamic Range: >73dBIndication Method: 9 level LED light emitting indication and pitch change indicator. Power Supply: 3.7V 1500mah 803450 lithium battery, with built in battery. Working Current: 60mAContinuous Work: 10-15 hours. Detection Sensitivity: <0.03mwDetection Range:2.4G: 15m² under standard 10MW. 1.2G: 10m² under standard 10MW. Mobile Phone 2G 3G 4G: 10m². Material: Aluminium alloy, ABS. Package List:1 x Detector2 x Antenna1 x USB Charging Cable1 x User Manual