... provide 24/7/365 camera jamming even in a constant cooling system.·Fans design make the device ... .·Heat sink case makes the camera jammer work in a more stable and cool situation.·With the current ... oil storage directly. Totally with a 10Watt high output power makes a more efficient camera jamming.·Shielding range ... Facilities, News Conference Rooms, Libraries, Museums, Courts, Customs, House and so on.