Baby Milk Bottle Shaker Automatic USB Charging Powdered Milk Electric Shaker Portable Low Noise Hands Milk Shaker For Infant: Features: Automatic: Milk bottle shaker is an automatic for and breast milk, which can mix more evenly and let the fully dissolve in water, while saving the time and trouble of manual mixing. 3 Mixing Modes: automatic milk shaker has 3 mixing modes to meet different needs. Automatic mixing effectively reduces foam, which can flatulence, and babies' intestines. Compatible: Automatic baby bottle shaker can also mix other beverages such as coffee, fruity drinks, tea, etc. It is bottles from 50 to 75mm in diameter. Portable: This has a built in 1200mAh rechargeable battery that works for up to days after charging. Delicate and compact, easy to carry. Low Noise: Portable feeding bottle machine is made of environmentally friendly ABS material, and the sound when mixing is less than 40dB, so it won't wake up babies. Product Description: Battery capacity: 1200MA Product size: 123x123x108mm Charging voltage: 5V-2A Working hours: First gear Slow speed: 3min Second gear Medium speed: 3min Third gear High speed: 3min Package includes: 1 * milk shaker, 1 * charging cable, 1 * instruction manual Automatic: Milk bottle shaker is an automatic for and breast milk, which can mix more evenly and let the fully dissolve in water, while saving the time and trouble of manual mixing. 3 Mixing Modes: automatic milk shaker has 3 mixing modes to meet different needs. Automatic mixing effectively reduces foam, which can flatulence, and babies' intestines. Compatible: Automatic baby bottle shaker can also mix other beverages such as coffee, fruity drinks, tea, etc. It is bottles from 50 to 75mm in diameter. Portable: This has a built in 1200mAh rechargeable battery that works for up to days after charging. Delicate and compact, easy to carry. Low Noise: Portable feeding bottle machine is made of environmentally friendly ABS material, and the sound when mixing is less than 40dB, so it won't wake up babies.