5200mAh Battery Base for Echo Dot 4th Gen Portable Rechargable Battery for Dot 4 Amazon Alexa Speaker Docking Station

5200mAh Battery Base for Echo Dot 4th Gen Portable Rechargable Battery for Dot 4 Amazon Alexa Speaker Docking Station Origin: CN(Origin)Item Type: Speaker Accessories KitsModel Number: D4Package: YesMaterial: PlasticFeature1: Matches all versionsFeature2: Built-in MagneticFeature3: Rechargable Battery Base for Echo Dot 4Feature4: For Echo Dot (4th Gen)Feature5: Accessory for Echo Dot 4th GenerationStyle1: Stand for Echo Dot 4Style2: Holder for Echo Dot 4Style3: Docking Station for Dot 4Style4: Charger for Echo Dot 4Style5: Up to 6 Hours Playing