Nuvita NU-ALSC0025
Nuvita 1163 Warm'n'Mix Portable Bottle Warmer Instruction Manual
Model: NU-ALSC0025
Introduction
Thank you for choosing the Nuvita 1163 Warm'n'Mix Portable Bottle Warmer. This device is designed to safely and efficiently warm baby bottles and mix their contents for even temperature distribution, ensuring your baby's milk or formula is perfectly prepared anytime, anywhere. Please read this manual thoroughly before first use and keep it for future reference.

Image: The Nuvita 1163 Warm'n'Mix portable bottle warmer, shown in a portable setting with a parent and stroller, highlighting its convenience for on-the-go use.
Important Safety Instructions
To ensure safe operation and prevent injury, always follow these basic safety precautions:
- Read all instructions before using the appliance.
- Keep the appliance out of reach of children.
- Do not immerse the main unit, power cord, or plug in water or other liquids.
- Use only the charging cable provided or specified by the manufacturer.
- Always check the temperature of the warmed liquid before feeding your baby.
- Do not operate the appliance if it has been damaged in any way. Contact customer support for assistance.
- This appliance is intended for household use only. Do not use outdoors.
- Unplug the appliance when not in use and before cleaning.
- Ensure the bottle is securely attached before heating.
Package Contents
Verify that all items are present in your package:
- Nuvita 1163 Warm'n'Mix Portable Bottle Warmer Main Unit
- 6 Universal Bottle Adapters (compatible with brands like Chicco, NUK, MAM, etc.)
- USB Charging Cable (charger not always included, use a standard 5V USB adapter)
- Instruction Manual
Product Overview
The Nuvita Warm'n'Mix features an innovative design for efficient and uniform heating.

Image: A detailed view of the Nuvita 1163 Warm'n'Mix's internal heating plate and the removable magnetic mixing propeller, illustrating its exclusive mixing function for even heat distribution.
Key Features:
- Exclusive Mixing Function: An automatic mixing propeller at the base ensures homogeneous heat distribution, preventing cold spots and air bubbles.
- Rapid Heating: Warms 120ml of milk from 20°C to 37°C in approximately 3 minutes.
- 4 Temperature Settings: Choose from 37°C, 40°C, 45°C, or 50°C to suit your baby's needs.
- Universal Compatibility: Includes 6 adapters for various popular bottle brands.
- Portable and Rechargeable: Compact design with a built-in battery providing up to 11 heating cycles per charge.
Setup
1. Initial Charging
Before first use, fully charge the device. Connect the USB charging cable to the charging port on the side of the warmer and to a suitable USB power adapter (e.g., a phone charger or power bank). A full charge takes approximately 4 hours.

Image: The Nuvita 1163 bottle warmer displaying its charging port and a baby bottle securely attached, illustrating the rechargeable lithium battery feature.
2. Attaching a Bottle
- Select the appropriate adapter for your baby bottle. The device comes with 6 universal adapters.
- Screw the chosen adapter onto the top of the warmer unit.
- Screw your baby bottle onto the adapter. Ensure a tight and secure fit to prevent leaks.
Operating Instructions
1. Filling the Bottle
Fill your baby bottle with the desired amount of milk, formula, or water before attaching it to the warmer.
2. Powering On and Selecting Temperature
- Press and hold the power button (usually marked with a power symbol) to turn on the device.
- Press the temperature selection button (usually marked with a thermometer symbol or '°C') to cycle through the available temperature settings: 37°C, 40°C, 45°C, and 50°C. The selected temperature will be indicated by an LED light.

Image: The Nuvita 1163 Warm'n'Mix bottle warmer with icons representing its four temperature settings (37°C, 40°C, 45°C, 50°C), suitable for various liquids like breast milk, water, or formula.
3. Starting the Heating Process
Once the desired temperature is selected, the device will automatically begin heating and mixing. The heating process for 120ml of milk from 20°C to 37°C typically takes about 3 minutes. Heating time may vary based on the initial liquid temperature, volume, and selected target temperature.

Image: The Nuvita 1163 bottle warmer highlighting its rapid heating capability, warming a bottle in approximately 3 minutes.
4. Checking Temperature
After the heating cycle is complete, always shake the bottle gently and test the liquid temperature on your wrist before feeding your baby.
Maintenance
Cleaning the Unit
- Main Unit: Wipe the exterior of the warmer with a damp cloth. Do not immerse the main unit in water or other liquids.
- Heating Plate: The heating plate should be cleaned with a damp cloth or paper towel. Do not sterilize the heating plate or immerse it in water.
- Mixing Propeller: The mixing propeller is magnetic and can be easily removed for cleaning. Wash it with warm soapy water and rinse thoroughly.
- Adapters: Wash adapters with warm soapy water and rinse thoroughly. They can also be sterilized if suitable for your chosen method.
Battery Care
To prolong battery life, fully charge the device when the battery is low. Recharge the device every 2-3 uses to avoid unexpected power depletion, as there is no low battery warning indicator.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Device does not turn on. | Battery is depleted. | Charge the device for approximately 4 hours until fully charged. |
| Liquid is not warming sufficiently or evenly. | Incorrect temperature setting; liquid volume too high; initial liquid temperature too low; mixing propeller not installed correctly. | Ensure correct temperature is selected. Reduce liquid volume if necessary. Ensure the mixing propeller is properly seated. Allow more time for heating if initial temperature is very low. |
| Device turns off unexpectedly. | Battery is low. | Recharge the device. Note that there is no low battery warning, so regular charging is recommended. |
| Liquid is leaking from the bottle. | Bottle or adapter not securely attached. | Ensure the adapter is tightly screwed onto the warmer and the bottle is tightly screwed onto the adapter. Check for damaged seals. |
Specifications
- Model Number: NU-ALSC0025
- Dimensions (L x W x H): 20 x 10 x 10 cm
- Weight: 1 kilogram
- Manufacturer: Nuvita
- Battery Type: Rechargeable Lithium
- Charging Time: Approximately 4 hours
- Heating Cycles per Charge: Up to 11 (for 120ml from 20°C to 37°C)
- Heating Time: Approximately 3 minutes (for 120ml from 20°C to 37°C)
- Temperature Settings: 37°C, 40°C, 45°C, 50°C
- Country of Origin: China
Warranty and Support
Specific warranty details may vary by region and retailer. Please refer to the warranty card included with your product or contact your point of purchase for information regarding warranty coverage. For technical support, spare parts, or any questions not covered in this manual, please visit the official Nuvita website or contact their customer service department.
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