Gomadic Intelligent Compact Car / Auto DC Charger suitable for the Garmin Nuvi 40 40LM - 2A / 10W power at half the size. Uses Gomadic TipExchange Tec - Walmart.com
5v 2a Mini 5pin For Garmin Nuvi 40 50 1450 1490 Gps Vehicle Car Charger Power Cable Adapter - Chargers - AliExpress