Happy ya / Product

For any cans and bottles, their lotion pumps cannot be functioned to control out flowing volume when pressed. It often outflows excessively less or more in volume. Such an invention is available to freely preset the required outflow volume caused by different force extents. It is fitting to different kinds of bottle bodies without any size of this lotion pump. Therefore, it is available for unlimitedly repeating usage.Rotate the lotion pump from the location with a required numeric. The lotion pump is fixed to the rotated location. Press the lotion pump fixed on a tenor with indicated numeric.