GPS Module NEO-6M U-BLOX Ublox w/ Antenna Receiver 3V-5V 9600 Baud Rate for Arduino Quadcopter Drone Speedometer DIYmall
neo-6 link: http://www.u-blox.com/en/gps-modules/pvt-modules/neo-6-family.html
document link: https://drive.google.com/open?id=0B8DSGdAr8_31SEVsNlFkZ0tMSkE
Use:Perfect for Raspberry Pi, Arduino, Aircraft Flight Controller,drone etc.
Note:please test the module outdoors,let the antenna points to the sky
Warranty:one year warranty, any question please feel free to contact