Anti-eavesdropping And Anti-monitoring Camera Detector

Product information: 

Type: Handheld detector
Colour: Black
Wireless camera: 15m (transmitter: 10mw)
Mobile phone: 2G 3G 4G 10m'
Battery: 3.7V 1500MAH battery
Working current: 60mah
Working time: 10-15 hours
Product size: 187x51x20mm