Signal Detector Bug Finder Camera Scanner Rechargeable Detecting Tool for Home Room Car Black Item Type: Signal Detector Frequency Range: 300MHz-2700MHz Detection Dynamic Range: >73db Indication Mode: 10 level LED light indication. Tone Change Indication: Battery Type: Built in single 3.7V 1000mah polymer lithium battery. Battery Model: 803040 Battery Capacity: 1000mAh Working Current: 60mA Continuous Operation: 8-12 Hours Detection Sensitivity: <0.03mw Detection Range: 5.8G: 15m² under standard 10MW. 2.4G: 10m² under standard 10MW. 1.2G: 10m² under standard 10MW. Mobile Signal 2G 3G 4G: 15m² Camera Detector Parameters: Detection Lamp: 10 infrared lamps are over bright detection. Coverage Distance: The coverage distance is far, the lens reflection point is clearly visible, and it is easy to see the lens reflection point within 10 meters.