Anti - Tracker GPS Blocker Jammer , Effective Mini Car GPS Jammer Blocker
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Basic Infomation
Place of Origin: China
Model Number: JM170121
High Light:

gps blocking device


gps signal blocker

Payment & Shipping Terms
Packaging Details: Carton with Netural Packing
Delivery Time: 1-3 Working Days
Payment Terms: T/T, Western Union, MoneyGram, Paypal,L/C
Supply Ability: 10000pcs per month
Frequency: 1570-1580MHz (Please Kindly Note If It Is Applicable To Your Country)
Typical Coverage: 2 To 10 Meters
Signal Source: PLL Synthesized
Power Source: 12V
Working Current: 100mA
Package Size: (LxWxH) 10.6cm X 7.3cm X 3cm
Product Description

Mini Cigarette Lighter GPS Blocker Jammer Anti-Tracker GPS Signal Jammer



Product Description


Small volume, carried easily and international use.


This GPS jammer can only block GPS signal, and CANNOT block GSM/GPRS signal which is usually used by some GPS trackers!


It adopts the technology of interdiction and interposition code, so will intercept the signal of satellite and break it completely.


Plugs into lighter socket and begins working instantly. The GPS blocker prohibits all GPS-enabled devices from tracking your current location. It has high gain removable jammer antenna.


It can be used directly as long as you insert it into the cigarette lighter/12V auxilary device within the car.


How to use it:

Please plug the jammer blocker into car's lighter socket after engine's started.


Why you need it:

  • Prevent rented car and lent car from being tracked.
  • Prevent car and people from being tracked.
  • Prevent car of government, intelligent agency, famous person, principle etc. from being tracked.


Technical Specifications


Jamming Object

GPS L1 tracker

GPS navigator

GPS L1 logger

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




  • 1 X Mini GPS Jammer


The lighter MUST be plugged AFTER the ignition, Otherwise the instant high voltage generated in a truck will burn out the device!!
Please do not operate without ariel fitted.
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.
This device does not interfere with a mobile phone. So pls do not test it with your phone gps.
This device does not affect navigation devices installed in other cars.
Anti - Tracker GPS Blocker Jammer , Effective Mini Car GPS Jammer Blocker 0
Anti - Tracker GPS Blocker Jammer , Effective Mini Car GPS Jammer Blocker 1
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