Made For Amazon, Battery Base in White, for Echo (4th generation). Not compatible with previous generations of Echo or Echo Dot (1st Gen, 2nd Gen, or 3rd Gen).

Key features

• Make your Echo portable with the Mission Battery Base.
• Certified “Made for Amazon” accessory specially designed to work with Echo (4th Gen). Echo sold separately.
• Enjoy your music away from the power outlet with integrated battery lasting up to 5 hours.
• Seamlessly attaches to the to the base of Echo (4th Gen) without tools.
• Not compatible with previous generations of Echo (1st Gen, 2nd Gen, or 3rd Gen).
• Not compatible with any generations of Amazon Echo Dot.