In Car Charger for Garmin Nuvi 1390T/ 1410/ 1440/ 1450/ 1490/ 1490T/ 1690 GPS Vehicle Sat Nav Navigaton System Dual Port USB 2.4 A 12v + 3ft Mini USB Data Power Cable Lead | Keple.com
Found two old Garmin Sat-Nav, shouldn't be too hard to repurpose them, right? : r/hacking
Garmin nuvi 1440 Gps Navigation download instruction manual pdf