Manual breast pump, compatible with narrow and wide-neck bottles. - Model Name: Neo α - Type: Manual - Included: Trial set - Material: Polypropylene - Heat Resistance: 120℃ - Size: 50ml and 100ml bottles, 1 each - Features: Compatible with narrow and wide-neck bottles - How to Use: Attach directly Thank you for viewing. Purchased in December 2024 and used for less than two weeks. Will disassemble and use simple packaging to reduce shipping costs. Please note that we do not offer detailed explanations or discounts. As it is stored at my parents' house, it may take about a week for delivery. Thank you for your understanding.