JYT-GP04 is a slim and portable GPS blocker which was specially designed to use inside a vehicle. It comes with a plastic case, which is very light in weight. With the characteristics of a good design and with easy operation, this is a great jammer, you just need to plug it into the car's cigarette lighter and it will start to block GPS L1 signals. The jamming radius can reach up to 10 meters depending on signal strength.This ideal device protects you against being tracked on your vehicle and you're always safe.

Specifications
Technical Specifications
Output power: 0.5 watt
Maximum effective range: 10 meters
Antenna: External,Omnidirectional
Power suply: Car cigarette lighter
Working temparature: ?15°C to +60°C
Working humidity: 5%-80%
Jamming System
GPS: GPS L1 1575.42 MHz

Jamming Frequencies
1575.42 MHz: GPS L1
Physical Specifications
Product size: 70x20x20 mm
Product weight: 25 g
Package size: 110x90x33 mm
Package weight: 84 g