This GPS is customized for flight control boards like CC3D/CC3D EVO/MINI CC3D/ATOM/CC3D REVOLUTION.
Internal Ublox 7 series chip, core of manufacture OEM.
Super mini size, weighing only 8g with a protective case; it is best for racing drones like QAV250/ZMR250.

Specification:
Size  26mm*21mm
Weight 8g
Wire length 15cm
OP GPS suitable for CC3D Series; the plug is OpenPilot Original.

Connection diagram:
Black to GND
Red to +5V
Blue to TX
Orange to RX