Gomadic High Capacity Rechargeable External Battery Pack suitable for the Garmin EDGE 500
Amazon.com: ReadyWired USB Cord Cable for Garmin Edge 500, 510 : Electronics
Amazon.com: ReadyWired USB Cable Cord for Garmin Edge 130, 520, 520 Plus, 530, 820, 830, 1000 : Electronics
epacks Camera USB 2.0 Cable Miniusb Charging Mini B Cord Perfect for 808 Bluetooth Speaker Charger PS3 Controller GoPro Garmin Edge 500 Ti84 Plus CE External Blue Yeti Line Data Canon (1 Pack) - Walmart.com
ReadyWired USB Cable Cord for Garmin Edge 500 - Walmart.com
Amazon.com: Mini USB Cable 5m Charger Compatible with Garmin Nuvi 42, 52, 52LM, 54LM, 55LM, 57LM, 67LM, 68LM, 860 / Garmin GPS Edge 200, 500, 510, 605, 705, 800, 810 | Sat Nav GPS in Car Charging Lead : Electronics