Our NavSpark Indiegogo campaign brings latest GPS / GLONASS / Beidou / QZSS / SBAS satellite navigation technology and high-precision centimeter-level accuracy RTK technology accessible for everyone. Arduino programmable feature make it simple to use for electronic projects. Should be of interest for UAV applications.
If there is any question, I’ll be happy to answer here. Or can email us at firstname.lastname@example.org Thank you!