1. Introduction
Thank you for choosing the Momcozy Mobile Flow M9 Hands-Free Wearable Breast Pump. This manual provides essential information for the safe and effective use of your breast pump. Please read all instructions carefully before first use and retain this manual for future reference.
2. Product Overview
Key Features
- Smart Pumping: Control the pump via the "Momcozy" application for discreet operation.
- Multiple Modes: Features 3 regular modes (Stimulation, Expression, Mixed) and 2 expert modes (Milk Relief, Milk Boost) accessible via the app.
- Adjustable Suction: Up to 15 levels of suction intensity in each mode.
- Quiet Operation: Equipped with a 3rd generation motor for reduced noise (under 46dB).
- Independent Milk Storage: Stackable milk collectors made from Tritan material for direct storage.
- Comfortable Design: DoubleFit Flange combines soft and hard silicone for improved comfort and fit.
- Portable: Lightweight and wearable design for mobility.

The Momcozy Mobile Flow M9 is designed for discreet, hands-free pumping, allowing users to maintain privacy and mobility.

The Momcozy Mobile Flow M9 features app-controlled discreet operation, personalized pumping options, optimized output, and independent milk storage.
3. Components and Assembly
Package Contents
- Momcozy Mobile Flow M9 Pump Motor
- 24mm Flange
- Flange Inserts (17mm, 19mm, 21mm)
- Milk Collectors (150ml / 5oz capacity each)
- Diaphragm
- Diaphragm Cover
- Silicone Valves
- USB-C Charging Cable
- Flange Ruler
- Storage Bag
- User Manual
Assembly Instructions
- Ensure all components are clean and dry before assembly.
- Insert the silicone valve firmly into the bottom of the milk collector.
- Place the diaphragm onto the top of the milk collector, ensuring a secure seal.
- Attach the diaphragm cover over the diaphragm.
- Connect the pump motor to the diaphragm cover, aligning the ports.
- Select the appropriate flange size (use the provided ruler for measurement) and attach it to the milk collector.
4. Charging the Device
The Momcozy Mobile Flow M9 pump is powered by a rechargeable battery. Before first use, fully charge the device.
- Connect the provided USB-C cable to the charging port on the pump motor.
- Plug the other end of the USB-C cable into a compatible USB power adapter (not included).
- The indicator light on the pump will show charging status. Refer to the pump's display for battery level.
- A full charge typically provides enough power for a day's use, depending on the intensity and duration of pumping sessions.
5. App Connection and Control
The Momcozy Mobile Flow M9 can be controlled discreetly via the Momcozy application on your smartphone.
- Download the "Momcozy" app from your device's app store.
- Ensure your pump is charged and powered on.
- Open the Momcozy app and follow the on-screen instructions to pair your pump via Bluetooth.
- Once connected, you can start/pause pumping, adjust settings, and monitor your pumping history directly from the app.

The Momcozy app allows users to customize pumping sessions, including stimulation, expression, and mixed modes, and to create personalized rhythms based on comfort and preference.
6. Operating Instructions
Pumping Modes
The pump offers various modes to suit different needs:
- Stimulation Mode: A fast, light suction pattern to stimulate milk let-down.
- Expression Mode: A slower, stronger suction pattern for efficient milk expression.
- Mixed Mode: Combines stimulation and expression patterns.
- Personalized Modes (App Only): Create and save custom pumping rhythms.
- Expert Modes (App Only):
- Milk Relief: Designed for quick release and comfort.
- Milk Boost: Aims to increase milk supply.

The Momcozy app offers advanced control with two specialist modes, Milk Relief and Milk Boost, in addition to the three regular modes: Stimulation, Expression, and Mixed. These options provide comprehensive support for various pumping needs.
Adjusting Suction Levels
Each mode supports up to 15 suction levels. Adjust the level using the physical buttons on the pump or through the Momcozy app to find your most comfortable and effective setting.

The 3rd generation motor provides efficient pumping with reduced noise levels, operating at less than 46dB. it offers 15 adjustable suction levels for personalized comfort.
7. Milk Storage
The Momcozy Mobile Flow M9 features stackable milk collectors for convenient and hygienic milk storage.
- After pumping, detach the milk collector from the pump motor.
- Seal the collector with the provided silicone lid.
- The milk can be stored directly in the collector in a refrigerator or freezer. There is no need to transfer milk to separate breast milk bags.
- The collectors are made from Tritan, a safe, durable, and environmentally friendly material.

The stackable milk collectors are made from Tritan material, allowing for independent and hygienic storage of breast milk without the need for transfer to separate bags.
8. Cleaning and Maintenance
Proper cleaning and maintenance are crucial for hygiene and the longevity of your breast pump.
Cleaning After Each Use
- Disassemble all parts that come into contact with breast milk (flange, valve, diaphragm, milk collector).
- Wash these parts immediately in warm, soapy water. Use a soft brush for thorough cleaning.
- Rinse thoroughly with clean water.
- Air dry on a clean drying rack or use a clean cloth.
- The pump motor should be wiped clean with a damp cloth; do not immerse it in water.
Sterilization
Sterilize all milk-contacting parts regularly (e.g., once a day) by boiling them in water for 5 minutes or using a steam sterilizer. Always follow the sterilizer manufacturer's instructions.
9. Troubleshooting
If you encounter issues with your Momcozy Mobile Flow M9, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| No suction or weak suction |
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| Pump not turning on |
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| App not connecting to pump |
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| Milk leakage |
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If the problem persists, please contact Momcozy customer support.
10. Specifications
| Feature | Detail |
|---|---|
| Model Name | M9 |
| Manufacturer Part Number | BP223 |
| Material | PP + Silicone (Tritan for milk collector) |
| Suction Value | Up to 300mmHg |
| Charging Port | Type-C |
| Container Capacity | 5 oz (150ml), optimal collection volume 4 oz |
| Noise Level | Under 46dB |
| Power Source | Battery Powered |
| Package Dimensions | 18.1 x 16.7 x 15.5 cm |
| Package Weight | 0.97 Kilogram |
| First Available Date | August 8, 2024 |
11. Warranty and Support
Momcozy provides a warranty for its products. Please refer to the warranty card included in your product packaging or visit the official Momcozy website for detailed warranty terms and conditions.
For technical support, troubleshooting assistance, or any product-related inquiries, please contact Momcozy customer service through their official website or the contact information provided in your product packaging.