... wireless covert equipments including wireless camera, bug,GPS tracker, mobile phones, jammers, long range frequencies between 1MHz to 6. ... can find out all hidden camera, pin hole, button, mobile camera etc 8. Dual mode RF detectable, buzzer mode and ... 10. Adjustable RF signal strength detect fuction. 11. Adjustable lens detector mode, with different flashing frequency. 12. Built in 500mA rechargeable ...