Features 1、FLUENT SHAKING: The baby shaker has a consistent shaking motion that ensures even mixing and reduces large bubbles, ultimately reducing the risk of reflux in the baby. Thanks to its advanced design, it provides better milk aeration compared to manual shaking 2、EASY OPERATING: This automatic baby formula mixer frees your hands so you can handle other baby related tasks or just enjoy quality parent child time with your baby. No need to rebalance the bottle and shake violently 3、QUIET OPERATING: Baby shakers produce minimal noise to create a quiet environment for your baby. Its silent motor ensures that your baby will not be frightened or upset when eating 4、WIDE FLEXIBLE SLOT: Electric milk bottle shaker uses flexible silicone slot design to easily cope with a variety of common bottles, covering 50-80mm diameter, suitable for most bottles 5、ADJUSTABLE SHAKING TIME AND SPEED: The electric formula mixer fits every need, ensuring nice mixing every time. There are 4 speeds to choose from. Simply touch the corresponding key, will be sensitive to perform a task. There are seven different settings(60s, 120s, 180s, 240s, 300s, 360s, 420s) of shaking time, you can adjust the shaking time according to the brand and consistency of infant formula or milk. This feature makes it suitable for every need, ensuring a nice mix every time 6、WITH STABLE SUCTION CUP: The baby shaker cup base with suction cup, can firmly fix the shaker cup on the plane to prevent from tipping over. This design gives you peace of mind when mixing baby food, ensuring that your attention is always focused on your baby Specifications Item Type: Automatic Baby Formula Mixer Battery: Li ion battery 1500mAh Speed Adjustment: 4 Speeds Timer: 60s, 120s, 180s, 240s, 300s, 360s, 420s Weight: Approx. 575.00g / 20.28oz Material: PP and silicone Package List 1 x Automatic Baby Formula Mixer 1 x User Manual 1 x USB Cable