Beautiful appearance 4 bands jammer device , can interfere with various cell phone signals.
Are jamming devices permissible at gas stations?
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It is very dangerous for the gas station because there is a spark when you answer the phone. But is there nothing to stop it. So I wonder if I can use the jamming device at the gas station?
Hello, Newman
Your idea is quite correct. Every year, there are hundreds of explosions in the United States caused by answering phones while refueling. So using a cell phone signal jammer is the right decision. Using such devices can block cell phone signals and prevent the sparks from answering calls
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