back cover for garmin edge 1030 plus 1030plus back case with battery 361-00105-00 rear Bike GPS Replacement parts repair - AliExpress
Using Edge 1030 with external battery pack on Canyon H36 aerocockpit - Edge 1030 - Cycling - Garmin Forums
DC Rainmaker - It's out - the Garmin Edge 1030! From popularity routing, to rider to rider messaging, to an extra battery pack - it's all here. My in-depth review: https://www.dcrainmaker.com/2017/08/garmin-edge-1030-in-depth-review.html