Is the distance between indoor and outdoor signal jammers different?

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Questions about portable jammer Why is there a phone signal indication when the signal jammer is activated? This is a wrong impression. In fact, the phone cannot communicate this time. When you press the drop button, you will find a signal indicator to indicate a little signal. Will it interfere with other electronic devices? This is because the signal pusher emitted by the electromagnetic signal is completely within the operating frequency band of the designated mobile phone, thus only hindering the mobile communication function of the peeper. Moreover, this signal is always relatively static and has no effect on electronic equipment.

Is the signal jammer harmful to the human body or the phone? The user should ensure that the electromagnetic signal strength of the signal jammer in time and space is very weak. This is tested and certified by WiFi jammer microwave radiation. The data strength is at the same time. The signal jammer only blocks the forward signal of the phone, so The phone cannot connect to the base station, so the phone itself will not be damaged. Is the distance between indoor and outdoor signal jammers different?