1. Introduction
Thank you for choosing the Momcozy Portable Wireless Bottle Warmer. This device is designed to provide a convenient and safe way to warm breast milk or water for your baby, whether you are at home or on the go. Its wireless design, fast heating capabilities, and long battery life make it an essential tool for busy parents. Please read this manual thoroughly before first use to ensure proper operation and maintenance.
2. Safety Information
- Always check the temperature of the milk or water before feeding your baby. Use a thermometer or test a few drops on your wrist to ensure it is not too hot.
- Do not immerse the main unit of the bottle warmer in water or other liquids.
- Use only the charger provided with the device. Using an incompatible charger may damage the product or pose a safety risk.
- Keep the device out of reach of children. This is not a toy.
- Do not operate the device if it is damaged or malfunctioning. Contact customer support for assistance.
- Ensure the lid is securely closed and the silicone ring is properly seated to prevent leaks during use or transport.
- Do not heat an empty bottle warmer. Always ensure there is liquid inside before activating the heating function.
- Clean the device regularly as instructed in the 'Cleaning and Maintenance' section to ensure hygiene and proper function.
3. Package Contents
Verify that all items are present in the package:
- 1 x Momcozy Portable Water and Milk Warmer
- 1 x 36W Fast Charger
- 1 x USB Cable

Image: Package contents including the portable warmer, fast charger, and USB cable. The warmer measures approximately 10.4 inches in height and 3.4 inches in width, weighing 1.36 pounds.
4. Product Overview
Familiarize yourself with the different parts of your Momcozy Portable Wireless Bottle Warmer:
- Lid with Lock Mechanism: Ensures a secure seal and prevents accidental spills.
- Main Body: The insulated container for milk or water.
- Control Panel: Located at the base, featuring a power button, mode selection button (for milk/water), temperature display, and battery indicator.
- Heating Plate: Integrated at the bottom of the main body for efficient warming.
- Charging Port: For connecting the USB cable and charger.

Image: A general view of the Momcozy portable bottle warmer in green, highlighting its sleek design and control panel.
5. Setup
5.1 Initial Charging
Before first use, fully charge the bottle warmer. Connect the provided USB cable to the charging port on the device and the 36W fast charger to a power outlet. The battery indicator on the control panel will show charging progress. A full charge takes approximately 1.5 hours.

Image: The bottle warmer being fast-charged with the included 36W charger, indicating a full charge in 1.5 hours.
5.2 First Use Cleaning
Before using the warmer for the first time, clean all parts that will come into contact with milk or water. Refer to the 'Cleaning and Maintenance' section for detailed instructions.
6. Operating Instructions
6.1 Filling the Warmer
- Unlock the lid by sliding the lock mechanism and open it.
- Carefully pour the desired amount of breast milk or water into the warmer. Do not overfill. The maximum capacity is 500ml.
- Close the lid securely and engage the lock mechanism to prevent leaks.

Image: The bottle warmer's secure lid mechanism, designed to prevent any loss of milk or water.
6.2 Selecting Heating Mode and Temperature
- Press and hold the power button to turn on the device. The display will light up.
- Press the mode selection button (often indicated by a bottle or water drop icon) to switch between milk and water heating modes. The display will show the selected mode and target temperature.
- The device offers two heating modes: one optimized for breast milk and another for water. The breast milk mode typically aims for a lower temperature (e.g., 37°C / 98°F) to preserve nutrients, while the water mode can reach higher temperatures for powdered formula preparation.

Image: The warmer heating 120ml of water to 104°F (40°C) in just 2 minutes, suitable for preparing powdered milk.

Image: The warmer heating 120ml of milk to 98°F (37°C) in only 5 minutes, demonstrating its rapid warming capability.
6.3 Heating Process
Once the mode is selected, the device will automatically begin heating. The display will show the current temperature as it rises. The warmer will maintain the target temperature once reached. The device is designed for quick heating:
- Approximately 2 minutes to heat 120ml of water to 37°C (98°F).
- Approximately 5 minutes to heat 120ml of refrigerated milk to 37°C (98°F).

Image: The portable warmer allows you to enjoy hot milk or water anytime, anywhere, as shown in an outdoor setting.
6.4 Battery Life
The Momcozy Portable Wireless Bottle Warmer features an ultra-long battery life, providing ample usage for extended outings:
- Up to 24 heating cycles for 120ml of water.
- Up to 8 reheating cycles for 120ml of milk.

Image: Demonstrates the warmer's long battery life, capable of heating 120ml of water 24 times or reheating 120ml of milk 8 times on a single charge.

Image: The warmer's portability is highlighted with scenes of it being used in a car, on a plane, and during camping, or simply stored in a bag.

Image: A family picnic scene showcasing the warmer's superior 500ml capacity, suitable for feeding multiple babies.
7. Cleaning and Maintenance
Regular cleaning ensures hygiene and extends the life of your bottle warmer.
- Disassembly: Open the lid and carefully remove the silicone sealing ring.
- Washing: Add water and a mild detergent to the main body. Use a bottle brush to thoroughly scrub the interior, especially the heating plate. The wide opening facilitates easy cleaning.
- Silicone Parts: Clean the silicone sealing ring and other removable silicone parts with warm soapy water.
- Rinsing: Rinse all parts thoroughly with clean water.
- Drying: Allow all parts to air dry completely before reassembling. Ensure the silicone ring is correctly re-seated to maintain the leak-proof seal.
- Exterior: Wipe the exterior of the device with a damp cloth. Do not immerse the main unit in water.

Image: Easy cleaning process for the bottle warmer, demonstrating the use of a brush and its wide opening.
8. Troubleshooting
If you encounter any issues with your Momcozy Portable Wireless Bottle Warmer, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Device does not turn on or heat. | Low battery; device not properly charged. | Charge the device fully using the provided charger. |
| Liquid is leaking from the warmer. | Lid not closed securely; silicone sealing ring improperly seated or damaged. | Ensure the lid is locked. Check the silicone ring for proper placement and any signs of damage. Replace if necessary. |
| Heating is too slow or not reaching desired temperature. | Incorrect heating mode selected; initial liquid temperature too low; insufficient liquid. | Verify the correct mode (milk/water) is selected. Ensure there is enough liquid in the warmer. Heating times vary based on initial temperature and volume. |
| Battery does not hold charge for long. | Battery degradation over time; using an incompatible charger. | Ensure you are using the original 36W fast charger. If the issue persists, contact customer support. |
If the problem persists after trying these solutions, please contact Momcozy customer support for further assistance.
9. Specifications
| Feature | Detail |
|---|---|
| Model Number | MW05-1 |
| Manufacturer | Momcozy |
| Composition | Plastic |
| Package Dimensions | 30.1 x 11.7 x 11.6 cm |
| Item Weight | 1 kilogram (approximately 2.2 lbs) |
| Battery Type | 4 Non-standard batteries (included) |
| Capacity | 500ml |
| Charging Time | Approx. 1.5 hours with 36W charger |
| Certifications | TÜV-CE, GRS (Global Recycled Standard) |
10. Official Product Video
Watch the official product video for a visual guide on how to use your Momcozy Portable Wireless Bottle Warmer:
Video: This video demonstrates the Momcozy Portable Wireless Bottle Warmer in various real-life scenarios, highlighting its portability, ease of use, and quick heating capabilities for both milk and water. It shows parents using the warmer in a car, during a walk, and at home, ensuring warm feeds for their baby anytime, anywhere.
11. Warranty and Support
Momcozy products are manufactured to high-quality standards. For warranty information, product registration, or technical support, please refer to the warranty card included in your package or visit the official Momcozy website. Our customer service team is available to assist you with any questions or concerns regarding your product.
For direct support, you may also refer to the seller's information on the platform where you purchased the product.





