【Multi-functional Design】 This breast pump has three functions: Simple Mode, Off-Style Mode, and Custom Mode, allowing for comfortable breast milk expression. 【Bluetooth Compatible】 The Bluetooth function allows you to connect and use it with your smartphone. You can easily manage your pumping status. 【Ease of Use】 With a 2-step pumping process, you can express milk in a rhythm that matches your baby's. It's designed for easy use. - Brand: Pigeon - Product Name: Breast Pump - Model: Pro Personal - Set Contents: Breast pump body, bottle, AC adapter - Functions: Simple Mode, Off-Style Mode, Custom Mode - Connectivity: Bluetooth compatible - How to Use: 2-step pumping Purchased around 2019 or 2020. Used about 10 times. - One silicone valve was discarded due to deterioration, so two are included. - The included baby bottle-related items will be disposed of for hygiene reasons. - The separately sold "Dedicated Rechargeable Battery" is still inside the main unit. The silicone cover on the part that expresses milk is deteriorated, but I will wash and include it. Replacement is recommended. Operation has been confirmed. The box is tattered, so I will dispose of it. Thank you.