Amazon.com: Professional Ultra SanDisk 32GB verified for Garmin Nuvi 3597LMTHD GPS MicroSDHC card with CUSTOM Hi-Speed, Lossless Format! Includes Standard SD Adapter. (UHS-1 A1 Class 10 Certified 98MB/s) : Electronics
Edge 1030 Owners Manual - Installing a Memory Card
4 GB microSD Class 4 Card with SD Adapter | Garmin