Gentle, Breast-Friendly Pumping
Baby mouth-like suction rhythm, skin-friendly silicone, and 30-minute auto stop help make daily pumping feel gentler and more comfortable.
Patented DoubleFit™ Flange for a Better Fit
The exclusive DoubleFit™ flange is made to fit more securely and comfortably, helping reduce slips and tugs while boosting pumping efficiency by 28.2% based on internal user feedback.
Ultra-Light, Hands-Free Freedom
Weighing only 8 oz, M5 Smart fits comfortably in your bra for cord-free, hands-free pumping—so you can move, work, care for baby, or get more done while you pump.
Personalized Pumping with Flexible Suction
With 3 pumping modes and 9 suction levels, M5 Smart lets you adjust each session to your body’s needs, supporting comfortable and efficient milk expression.
Only 4 Parts to Clean
Made with BPA-free, food-grade silicone and PP, M5 Smart keeps cleanup simple with only 4 washable parts. Parts can be sterilized in 3 minutes and are heat safe up to 212°F.
Easier Control from Your Phone
Use the Momcozy app to adjust modes and suction levels, track milk output, and view visual pumping stats by day, week, or month—giving you easier control without reaching into your bra.
Suction Power: 285 mmHg
Pumping Modes: 3 (Stimulation, Expression, Mixed)
Suction Levels: 9
Milk Collector Capacity: 160 ml / 5.4 oz
Noise Level: <48 dB
Battery Life: 180 min (≈ 6 pumping sessions)
Charging Time: 120 min
Weight: 232 g
Need a different flange size?
We’ve created a guide to help you find the best fit.
Check the flange size guide here.
Find other flange sizes here.
Note: Breast size can change before and after pumping. Measure just before pumping for accuracy.
Safety Warning: Do NOT use this device if you have a cardiac pacemaker, implanted defibrillator, or any other metallic or electronic implant, as it may cause electromagnetic interference or serious injury.
Compatibility Note: All accessories are fully compatible with both M5 and M5 Smart.
🎁 Bonus Perk:
Includes a FREE 30-Minute 1-on-1 IBCLC Consultation to help you master your pumping journey. Available for US orders only.
All Momcozy.com standard shipping rates and policies apply to all items when shipped to the United States, United Kingdom, Canada, Australia, Saudi Arabia, France, Germany, and some EU Countries including free shipping on qualifying orders. For other countries, please get in touch with our customer service before placing the order.
The time frame of order delivery is divided into two parts:
●Processing time: 1-2 business days
●Shipping time: 3-8 days (excluding weekends and holidays).
Click here for more shipping details
30-Day No-Reason Return Policy
Momcozy offers a 30-day no-reason return policy for unused and unopened products with intact packaging. Returns must include all original accessories and proof of purchase. Customers are responsible for return shipping costs, and original shipping fees are non-refundable. Clearance items and non-Momcozy branded products are excluded from this policy.
Exchange Policy
Non-Quality Issues: Within 30 days of receipt, unused products may be exchanged for reasons such as size mismatch, with the return shipping cost to be borne by you.
Quality Issues: If a product is damaged due to quality issues within the warranty period, please contact our customer service team for assistance. They will provide you with a solution that best suits your needs.
If you have any problems or malfunctions during use, please contact us at support@momcozy.com, and please allow up to 24 business hours for a response to your question.
Click here for more return&exchange details
At Momcozy, we want you to feel confident in your purchase. That's why we offer a 1-year warranty (2 years in the EU) on most battery-operated products. The warranty covers failures caused by non-human factors, such as manufacturing defects or internal malfunctions under normal use. Simply keep your proof of purchase and contact us if you experience any issues within the warranty period. We'll work with you to find a solution, whether it's a repair, replacement, or refund.
Some exclusions apply, such as damage caused by misuse or unauthorized modification. For more details, please see our full warranty policy.


What's in the Box (1-Pack)

What's in the Box (2-Pack)

Turn on your M5 Smart.
Open the Momcozy App and make sure Bluetooth is enabled.
Tap Add Device, select M5 Smart, or scan the QR code on the pump.
Once connected, you’ll see the control page.
Click :User manuals
Yes. The app supports dual control, so you can adjust both pumps together with one tap.
You can also switch between left / right pump control and set different modes or suction levels for each side.
For the best experience, connect to one phone at a time.
If you want to switch phones, disconnect from the current device first and pair again on the new phone.
Yes. The Momcozy App is optional—M5 Smart can also be used directly with the pump controls.
Once connected, you can start/stop pumping, switch modes, adjust suction levels, and check key pump status (such as battery level) right from the Momcozy App.
The app can show a clear overview of your pumping records, including:
Daily / weekly / monthly summaries
Total logged output (based on manual entries)
Session frequency and duration
M5 Smart is an upgraded version of M5 with app control and longer battery life.
You can adjust modes and suction levels right from your phone—no need to reach into your bra or fumble with buttons during a session. The app also helps you log milk output and pumping sessions, so you can stay organized and track your routine more easily.
M5 Smart also lasts longer (up to 180 mins vs. 150 mins), while keeping the same compact, fully in-bra design.
M5 Smart is made to feel gentler and easier to wear. The DoubleFit™ flange and baby mouth-like suction rhythm help create a softer, more natural-feeling pumping experience. With 30-minute auto stop and an 8 oz ultra-light design, it’s more comfortable for everyday pumping—at home, at work, or on the go.