Dear，Pls leave a massage to tell us what design (Color) do you want.thank you.

Specification:---------------------(1) Frequency: 1500-1600MHz(2) Jamming Object: GPS L1 tracker， GPS navigator， GPS L1 logger(3) Output Power: 21 dbm / 128mW(4) Typical Coverage: 10 to 20 meters(5) Signal Source: PLL synthesized(6) Battery: N/A(7) Power Source: 12V-24V(8) Working Current: 100mA(9) Antenna Interface 1 x Omni SMA antenna 3dB gain(10) Dimensions 80 x 21 x 21 mm(12)Operating Temp 0 ~ 50 degrees(11) Humidity 5% ~ 80%