Features 1、Smart Testing: Able to filter the clutter signal and find a stable signal source for analysis, the detector can also adjust the sensitivity to determine the direction and distance of the signal source. 2、Bugs Detector: Works effectively in finding 2G, 3G, 4G and wireless devices, 1.2G /2.4G &amp; 5.8G wireless cameras, and can accurately locate GPS. Can also be applied to room, bedroom, conference room and so on. 3、Accurate Work: Designed to have 300-2700MHz wide testing rage, the signal finder is a digitally controlled high sensitivity wireless detection device. 4、With 2 Alarms: Also has with sound and vibration alarms as well as LED indicator, making the alarming much more clear. 5、Easy Carrying: This lightweight and compact bug scanner is very convenient to store and carry for both indoor and outdoor inspection. Specification Item Type: Bug Detector Item Model: G738 Frequency Range: 300MHz-2700MHz Detection Dynamic Range: >73db Indication Method: 10 level LED light emitting indication with pitch change indicator. Power Supply: 1 x built in 3.7V 1000mah polymer lithium battery, shipped with built in battery. Battery Model: 803040 Battery Capacity: 1000mah Working Current: 60mA Continuous Work: 8-12 Hours Detection Sensitivity: <0.03mw Detection Range: 5.8G: 15 m², standard 10MW. 2.4G: 10 m², standard 10MW. 1.2G: 10 m², standard 10MW. Mobile Signal 2G 3G 4G: 15 m² Material: ABS, aluminium alloy. Package List 1 x Bug Detector 2 x Antenna 1 x USB Charging Cable 1 x User Manual