This is a manual breast pump designed for expressing breast milk. Marketed under the Dr.isla and Real Bubee brands, the pump aims to provide a convenient and comfortable way for mothers to collect breast milk. It includes a bottle collector for easy storage and feeding. The term 'Susu Breastpump' and '手动吸奶器' (Chinese for 'manual breast pump') further clarify the product's function and intended market. It uses a manual suction mechanism to draw milk from the breast into the attached bottle.