A. Working principle: It uses centrifugal force to make egg white and yolk mix more evenly without breaking the shell. B. More hygienic: It is simple and fun. The whole process does not damage the shell, and the white and yolk do not come into contact with the air, making it cleaner. C. Picky eating solution: Are there children who don't like egg white or yolk? Use this fun tool to evenly mix the whites and yolks inside the shell. When the egg is cooked, it will turn into a golden egg with the yolk and white mixed together. It is simple to operate and the nutrients are easy to absorb. D. Food grade material: A soft food grade silicone pad can provide 360 - degree stable protection for eggs. It is safe and effective and will not damage eggs. E. Durable material: It has a transparent window design and uses thickened computer - grade material. It is transparent, wear - resistant and anti - fall, offering a durable experience. F. Battery capacity: 1500mAh G. Input voltage: 5V H. Input current: 1A I. Rated power: 15W J. Battery voltage: 3.7V K. Charging time: 3 hours L. Material: ABS+PC+silicone M. Colour: B - green N. Package Contents: 1. 1 x Egg shaker 2. 1 x USB cable Only the above package content is included, and other products are not. O. Note: Light reflection and different displays may cause the color of the item in the picture to be a little different from the real thing. The measurement error is allowed to be +/- 1 - 3cm.