The Iridium GO! exec can charge a Smart Device via the Data USB-C port. Charging is limited to a maximum rate of 5v@1A. The Iridium GO! exec will protect itself from excessive battery drain during external Smart Device charging and will stop charging when the internal battery reaches 22%.
NOTE: The Iridium GO! exec must be turned on or in power off charging state for a Smart Device
to be charged.
IMPORTANT: The 5th and last port on the device is used for the USB-C external power bank charging, NOT port 4 (which is the device charging USB-C port). The Power Bank port is marked with a Smartphone/Headphones icon: