Charge the PingRID unit using the provided USB-C cable. Test the unit to ensure that it will charge, turn on, and operate. The RID unit's orange charging light will illuminate when the device is charging and will extinguish when the device is fully charged. The device's green GPS lock light will flash slowly if it is acquiring GPS signal, remain solid green if a GPS lock has been acquired, give 2 rapid flashes if a takeoff is detected, and give 4 rapid flashes if an error occurs.