4G Cell Phone Jammer can work while being charged. Moreover, each band can work separately or simultaneously. Up to 2 Watt power which makes the device more powerful. It is easily taken and operated, internal chargeable battery and lower power consumption, it can be working continuously more than 1 hour and the battery is easily charged by pocket charger. You can create an area about radius 2 to 15 meters to shield.
The portable 4g cell phone jammer comes with an AC adapter and car charger, which can be used for recharging. The GPS signal jammer can be quite useful for blocking GPS signals can help provide security.
A less common use is to block GPS signals when you go somewhere, in case someone placed a tracking device on you or your vehicle. What’s more, the color of GPS jammer is sky-blue, a gorgeous color! http://www.4gcellphonejammers.com/
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