The Rabbit GLO is a device with double GPS antenna and it is the one with the best precision among the GPS options currently. Its precision can vary between 1 and 3 meters.
The connection with the Rabbit GLO is via Wi-Fi avoiding various problems found in Bluetooth devices.
GNSS: GPS, BeiDou, Galileo, GLONASS
SBAS: WAAS, EGNOS, and MSAS
In addition, the Rabbit GLO updates its position information 10 times per second, which is 10 times faster than the GPS receivers in most mobile devices.
The Rabbit GLO provides the same functions as the Rabbit Box without the need to install probes on the wheels.
More information on how to connect and use see in Rabbit Box.