Gomadic Intelligent Compact Car / Auto DC Charger suitable for the Garmin GPSMAP 64 / 64s / 64st - 2A / 10W power at half the size. Uses Gomadic TipExchange Technology
Amazon.com: Garmin GPSMAP 64s Worldwide with High-Sensitivity GPS and GLONASS Receiver : Electronics
Garmin GPSMAP® 64s | Handheld GPS with Bluetooth®
GPS Garmin 64 S - Uniqtek
Amazon.com: Garmin GPSMAP 64st, TOPO U.S. 100K with High-Sensitivity GPS and GLONASS Receiver : Electronics
Garmin GPSMAP 64s: robust navigation in all weather circumstances » Omakase