GPS devices bring convenience to our lives, yet it also put us in danger in some situations, so we need GPS jammer. GPS devices help us a lot in our lives, the most common use is GPS navigation. It helps us to save our time and energy when we go to a place where we have never been to. Also, the navigation system help us a lot in rescue, voyage and others. That is why the navigation system is so popular in our lives. But too many GPS devices around us also put us in danger. People could tracking us down whenever they need by just putting a small GPS in our cars. Where we go, what we do, all will be expored. Imagine that if the people is a bad guy, what danger we will face? To protect our locations from illegal tracked, we need the GPS jammer. GPS jammer is a kind of anti GPS tracking devices, it could keep us away of the danger of being illegal tracked. It could cover GPS signal, so all GPS devices could not receive the signal, thus disable the GPS devices. Here is a simple but good GPS jammer.

What does the function of a Car Anti Tracker Mini GPS Jammer? If you're the victim of undercover GPS tracking, you could think about this one. It can be used to block navigation, tracking, logging systems and so that you’re perfectly invisible.

The GPS jammer is a small and light device which can be easily to carry and use.Just plug into a standard lighter with 12V for power. The super compact and delicate design can fully disable GPS signal to prevent from being tracked automatically within your vehicle. The frequency is 1570-1580MHz and the typical coverage is 2 to 10 meters. The antenna interface is Omni SMA Antenna, it provides about 3dB gain to overcome the losses from the resistive attenuation pad.

More ever, the GPS blocker doesn't interrupt any other electronic device except the GPS. If you want to a portable car GPS blocker, this mini jammer is just for you.

Notes: If your GPS antenna is installed outside of the car, then it won't work. It only works on those GPS antenna inside of the car! This jammer blocker fits for small vehicle only, large vehicle such as truck is not recommended. Please plug the jammer blocker into car's lighter socket after engine's started.

Product Notes
The jamming distances we mentioned on website are for customer's reference only. The actual jamming distance will be varied depending on the signal strength and the use location and if full charges, etc.

Technical Specification
Frequency: 1570-1580MHz
Jamming Object: GPS L1 tracker, GPS navigator, GPS L1 logger
Output Power: 21 dbm / 128mW
Typical Coverage: 2 to 10 meters
Signal Source: PLL synthesized
Battery: N/A
Power Source: 12V
Working Current: 100mA
Antenna Interface: 1 x Omni SMA antenna 3dB gain
Dimensions: 80 x 21 x 21 mm
Operating Temp: 0 ~ 50 degrees
Humidity: 5% ~ 80%

Above is a very simple GPS signal jammer, it could be used in any car. It is enjoy to cover a car from being tracked. And it is the most popular GPS jammer. It is very convinent to use, you could only put it into the Cigarette lighter socket, and it will start to work. If you take it out, it will stop working.