Introduction
The BOLOLO Portable Milk Warmer is designed to provide a convenient and efficient solution for warming breastmilk, formula, water, or milk anywhere, anytime. Its compact design, fast heating capabilities, and precise temperature control make it an essential tool for parents on the go. This manual provides detailed instructions for the safe and effective use of your new portable milk warmer.
Key features include:
- Anywhere Milk Ready: Warm milk or water for formula on the go, easily fitting into a travel bag or stroller.
- Fast Warming: Heats water or milk from room temperature to 104°F in approximately 5 minutes.
- Super Fast Charging: Achieves 80% charge in 1 hour or 100% in 2 hours, supporting all-day travel.
- Safe Materials: Features a stainless steel inner container, ensuring no odor or health risks associated with plastic.
- Accurate Temperature Control: Precise temperature adjustment with an LED display for real-time monitoring.
What's in the Box
Upon unboxing your BOLOLO Portable Milk Warmer, please ensure all components are present and in good condition:
- 1 x Portable Milk & Water Warmer
- 1 x 35W Super-Fast Charger
- 1 x USB-C Cable
- 1 x User Manual (this document)

Figure 1: BOLOLO Portable Milk Warmer with included accessories.
Setup
Before first use, please fully charge the device and familiarize yourself with its components.
- Initial Charge: Connect the provided USB-C cable to the charging port on the warmer and the 35W super-fast charger. Plug the charger into a wall outlet. The LED display will indicate charging progress. A full charge takes approximately 2 hours.
- Familiarize with Controls: The warmer features a power button, and '+' and '-' buttons for temperature adjustment. The LED display shows the current temperature and battery level.
- Prepare for Use: Ensure the inner stainless steel container is clean before adding any liquid.

Figure 2: The security lock mechanism ensures leak-proof operation when placed in a bag.
Operating Instructions
Follow these steps to warm milk or water using your BOLOLO Portable Milk Warmer:
- Unlock and Open: Slide the security lock on the lid to the unlocked position. Press the button to open the lid.
- Add Liquid: Pour the desired amount of breastmilk, formula, or water into the stainless steel inner container. Do not exceed the 'MAX' fill line.
- Close Lid: Securely close the lid and slide the security lock back to the locked position to prevent spills.
- Power On: Press and hold the power button for a few seconds until the LED display illuminates. The display will show the current liquid temperature.
- Set Temperature: Use the '+' and '-' buttons to adjust the target temperature. The warmer allows precise control to the degree. For optimal baby feeding, 104°F (40°C) is often recommended.
- Start Warming: The warmer will automatically begin heating the liquid to your set temperature. The LED display will show the temperature increasing in real-time. Warming typically takes about 5 minutes from room temperature.
- Dispense Liquid: Once the target temperature is reached, the warmer will maintain it. Slide the security lock to unlock and press the button to open the lid. Carefully pour the warmed liquid into a baby bottle or cup.

Figure 3: The efficient heating element ensures rapid warming of contents.

Figure 4: The temperature keeping function allows for convenient feeding whether in a vehicle or during nighttime.
Charging
The BOLOLO Portable Milk Warmer is equipped with a super fast charging capability to keep it ready for use.
- Charging Time: The device can be charged to 80% in just 1 hour and to 100% in 2 hours using the provided 35W super-fast charger.
- Charging Port: The charging port is located on the side of the base, protected by a silicone cover. Gently lift the cover to access the port.
- Battery Indicator: The LED display shows the current battery level, allowing you to monitor when a recharge is needed.
- Use While Charging: The warmer can be used to heat or maintain temperature even while it is plugged in and charging.
Cleaning and Maintenance
Proper cleaning and maintenance will ensure the longevity and hygiene of your milk warmer.
- Disassembly: Open the cover and carefully remove the silicone ring from the lid.
- Cleaning the Interior: Add water and a mild detergent to the stainless steel inner container. Use a soft brush or sponge to clean thoroughly.
- Cleaning Silicone Parts: Clean the removed silicone ring and other silicone components with warm soapy water. Rinse thoroughly.
- Drying: Ensure all parts are completely dry before reassembling.
- Important Note: Do not submerge the main body of the warmer (the part with buttons and charging port) in water. Tightly seal the silicone cover over the charging port when cleaning to prevent water ingress.

Figure 5: The wide mouth design facilitates easy cleaning of the interior.

Figure 6: Visual guide for disassembling and cleaning the warmer components.
Safety Information
Your safety and the safety of your child are paramount. Please adhere to the following safety guidelines:
- Always check the temperature of the milk/water before feeding your baby.
- Do not overheat milk or formula, as this can destroy nutrients and cause burns.
- Keep the device out of reach of children when not in use.
- Use only the provided charging adapter and USB-C cable.
- Ensure the silicone cover for the charging port is securely closed when not charging to prevent water damage.
- The inner container is made of 316L stainless steel, which is BPA-free and safe for breast milk.
- The product incorporates electric car-grade battery technology for enhanced protection and safety.

Figure 7: Advanced battery protection ensures safe operation.

Figure 8: The warmer's interior is made from food-grade, BPA-free stainless steel for your baby's safety.
Troubleshooting
If you encounter any issues with your BOLOLO Portable Milk Warmer, please refer to the following common problems and solutions:
- Device Not Turning On: Ensure the device is fully charged. If the battery is low, connect it to the charger.
- Not Heating: Check if the desired temperature is set correctly. Ensure there is liquid inside the container. If the device is plugged in, confirm the charger is working.
- Temperature Inaccurate: Ensure the device has been cleaned properly. If issues persist, contact customer service.
- Leaking: Ensure the lid is securely closed and the security lock is engaged. Check if the silicone ring is properly seated and free from damage.
For persistent issues not covered here, please contact BOLOLO customer support.
Specifications
| Feature | Specification |
|---|---|
| Product Dimensions | 4.76 x 4.72 x 11.3 inches |
| Item Model Number | BL-7718 |
| Capacity | 10 Ounces |
| Material Composition | Stainless Steel (316L) |
| Battery Type | 1 Lithium Ion battery required |
| Charging Time | 80% in 1 hour, 100% in 2 hours |
| Item Weight | 2.14 pounds |
| Temperature Range | Adjustable, up to 104°F (40°C) for fast warming |
Warranty and Support
The BOLOLO Portable Milk Warmer comes with a worry-free 1-year warranty from the date of purchase. This warranty covers manufacturing defects and ensures your product functions as intended under normal use.
For any questions, technical support, or warranty claims, please contact our friendly customer service team:
- Customer Service: Refer to the contact information provided on the product packaging or the official BOLOLO website.
- Online Resources: Visit the BOLOLO store on Amazon for FAQs and additional product information.