Kindle chargers may be replaced with a Kindle-compatible AC charger or USB wall charger. Replacement Kindle chargers are available online through sites such as Amazon.com and BestBuy.com, as of 2015.
Amazon.com offers replacement AC chargers for the Kindle, such as the RapidWall Home AC Charger. The charger is portable with a 1,000 milliamp charging output. Reviewers on Amazon.com note that the product works well on both Kindle Fire and Samsung Galaxy devices.
BestBuy.com offers Kindle USB wall chargers such as the Rocketfish Micro. The charger is compatible with most Kindle devices featuring a 2.4 amp charging current. The charger also offers folding blades for storage, as well as a 3.3 foot cable.