Lochkameras Signalschild

Which has the function of auto-detection and interfere all hidden camera, protect your personal privacy, small size and portable, easy to use, and for long time use. Suitable for: Using in business negotiating and contract signing Using for detecting whether there are pinhole camera in the restaurant, hotel, casino, public latring, swimming pool and dressing room etc. Using in company, factory, cinema or art gallery. People who respects their personal privacy. Parameters: Frenquency rang: 980MHz--1240MHz Power supply:3.7V Dimension:100mm(L) 57mm(W) 25mm(H) Weight:100g Protect rang:≤30 sq.m Use of environmental conditions Temp: -20°C - 50°C Relative humidity:≤ 90% (RH) Transmitting power:≤ 300mW