Features 1. Strong motor performance: Our bottle vibrator uses a powerful motor to simulate gentle manual vibration, reducing air bubbles and allowing milk powder to dissolve quickly and evenly 2. Completely change the night feeding method: use a bottle vibrator to simplify the mixing process of formula milk powder, eliminating trouble for new parents. With just a gentle press, it can alleviate the burden on parents and make everyone's nights easier 3. Wide compatibility: Our baby bottle vibrator is firmly compatible with most standard and wide caliber bottles, with extensive compatibility, allowing parents to easily and flexibly use it anytime, anywhere. 4. foolproof protection: Our bottle vibrator is made of food grade materials, which can protect the baby's digestive system and leave no harm or dangerous space for the fragile digestive system, allowing you to feel completely at ease and safe. 5. Convenient to carry: Enjoy the convenience of feeding babies with milk at the best temperature anytime, anywhere. Our bottle shaker is lightweight and portable, making it very convenient for daily use at home or outdoors, making it an ideal choice for busy parents. Specification Product Material: Silicone+Electronic Components Lithium battery capacity: 1200 mAh Bottle size: 50mm-75mm Color: Pink, Pale Size: 12.5 x 12.5 x 12.5 cm Weight: 400 g Package Include: 1x Fully automatic milk shake machine(English version of the color box)