Baby Bottle Shaker, Electric Baby Bottle Mixer Formula Mixer Dispensers with Multi Speed Adjustment High Efficient Baby Bottle Blender Automatic Shaker for 53?75mm Bottles Uniform Dissolution: This automatic milk bottle shaker has accurate adjustment function, ensuring that the milk is fully dissolved and not clumped, providing delicate and healthy milk for babies. Electric Milk Bottle Shaker: This infant bottle shaker is an innovative design with intelligent sensing and automatic bottle shaking, eliminating the need for manual use, greatly saving time and labor. Speed Adjustment: This electric milk bottle shaker has multiple speed adjustment functions, which can choose the appropriate speed according to the infant preferences and needs to meet more needs. Specification: Item Type: Infant Bottle Shaker Material: ABS Battery: 1200mAh Lithium Battery Applicable Bottle Size: Approx. 53-75mm / 2.1-3in Weight: Approx. 300g / 10.6oz Package List: 1 x Infant Bottle Shaker 1 x Data Cable