Garmin Cycling - Did you know you can customize the data fields on your Edge to show things like data from your Di2 shifters? Let us know your “can't ride without it”
Review: Garmin Edge 830 | road.cc
Hammerhead gets bought by SRAM, Shimano pulls support for certain Di2 Karoo 2 features? - Bikerumor
How to Connect Shimano Di2 to Bike Computer via Bluetooth - Mr. Mamil
Garmin and Shimano Di2 can now control bike lights - BikeRadar