1.Hidden U-disk design, very small, easy to carry.
2.Has 5 meters jammer range, effective protection of your personal safety
3.Power supply is very convenient: USB interface( Portable battery, Computer, Mobile phone charger, Car charger), android charging interface（Cell phones, all Android devices etc）
1.The jammers are customized according to the frequency bands of different countries, please confirm that the purchase country and the actual use country are consistent. Otherwise it can not be used.Please read the jammer function before purchasing.
2.If the low power jammers(such as handheld jammers) to blocker high power signal device(such as high-power WIFI router, Bluetooth audio equipment, etc.), the effect will be poor or even can not jammer.
3.It is forbidden to use while charging.
4.Do not use handheld jammers as desktop jammers.
5.Do not use jammers before connecting the antenna.
Up to 5 meters
USB interface( Portable battery、Computer、Mobile phone charger、Car charger)