This signal jammer use of slow start circuit design to avoid the mechanical switch generated by the phenomenon of ignition. Use of high hardness black aluminum shell, improve product heat dissipation. With unique cooling technology, you can use this jammer 24 hours a day.
Review 8 Bands Desktop Phone Blocker
A satisfactory product! The heat dissipation performance is very good!!
Really own perfect jamming distance and jamming frequnecy bands. I really like this mobile jammer
As the description says, can work long time without overheating. Jammer effect is very good, there is no signal transmission meeting room