Detect if a wireless bug or wireless bug is installed in your car or office. Detect whether the mobile phone is eavesdropped or abnormal (transmitting signals for no reason when in standby). Check if your car has a GPS location tracker installed. Detect mobile phone SMS sending and receiving signals, mobile Internet access signals, mobile phone switches and call signals. Detect the field strength of wireless network signals, cell phone base station signals, and wireless monitoring systems. Detects whether household appliances such as microwave ovens leak electromagnetic radiation that is harmful to the human body. Detect suspicious radio signals in the environment. Detect more subtle signals from 5.8GHz wireless cameras and wireless monitors. Check anti-wireless cameras in hotels and toilets