USB Vehicle Car+Wall Travel AC Power Charger For Amazon Kindle 4 wall charger for kindle usb car charger ac power USB Vehicle Car+Wall Travel AC Power Charger For Amazon Kindle 4 Brand New High Quality USB Home/Travel/Wall Charger. This charger will allow you to take your Kindle 4 on the road and use it while it is being charged. You will never run out of battery. The charger has a built in smart ...