Amazon.com: NewPower99 Battery Replacement Kit with Battery, Video Instructions and Tools for Garmin Nuvi 300 : Electronics
nüvi® 300/350
TRAMsoft - GARMIN Nüvi 300 Series (english)
Garmin nuvi 300 (discontinued) car sat nav with 3.5-inch screen and preloaded UK and Ireland mapping
Garmin NUVI 300 Replacement Battery | Battery Mart
Colorado® 300 | Garmin
Gomadic Intelligent Compact AC Home Wall Charger suitable for the Garmin Nuvi 300 300T - High output power with a convenient, foldable plug design - U - Walmart.com
Coiled Power Hot Sync USB Cable suitable for the Garmin Nuvi 300 300T with both data and charge features - Uses Gomadic TipExchange Technology
RAM-HOL-GA21U RAM Mount Garmin Cradle for 300 nuvi Series
Car Mount GPS Holder Adapter Clip For Garmin nuvi 300 300T 310 310T 350 350T 360 360T 370 370T - AliExpress Cellphones & Telecommunications