1. Introduction
Thank you for choosing the Reer Simply Hot Bottle and Food Warmer. This device is designed to gently and uniformly warm baby bottles, milk, and food jars using a water bath method, preserving valuable nutrients. Please read this instruction manual carefully before first use and keep it for future reference. Proper use and maintenance will ensure the longevity and safe operation of your warmer.

Figure 1: The Reer Simply Hot Bottle and Food Warmer, featuring a white and grey design with a control dial.
2. Safety Instructions
To ensure safe operation and prevent injury or damage, always adhere to the following safety guidelines:
- Always place the appliance on a dry, stable, and level surface.
- Ensure there is sufficient water in the heating chamber when warming food or bottles. The internal water reservoir should be filled to approximately 1 cm from the rim of the container when a bottle or jar is inserted.
- Do not immerse the appliance, cord, or plug in water or other liquids.
- This appliance is not intended for use by persons (including children) with reduced physical, sensory, or mental capabilities, or lack of experience and knowledge, unless they have been given supervision or instruction concerning use of the appliance by a person responsible for their safety.
- Children should be supervised to ensure that they do not play with the appliance.
- Always check the temperature of the food or milk before feeding your baby.
- The appliance features a protective heating plate cover to prevent direct contact with heating coils and reduce the risk of burns.
- A thermostat shut-off function prevents the warmer from overheating.
- Unplug the appliance from the outlet when not in use and before cleaning. Allow it to cool before putting on or taking off parts, and before cleaning the appliance.
- Do not operate any appliance with a damaged cord or plug, or after the appliance malfunctions or has been damaged in any manner.
3. Product Overview
The Reer Simply Hot Bottle and Food Warmer is designed for ease of use and safety. Key components include:
- Heating Plate Cover: Protects the heating element and prevents direct contact.
- Optical Control Light: Indicates the operational status of the device (heating/keep-warm).
- Stepless Temperature Control Dial: Allows for precise temperature adjustment for different warming needs.
- Integrated Cable Winder: Located at the base for tidy and space-saving storage.

Figure 2: This diagram illustrates the safety heating plate cover, the optical control light for operational status, and the convenient cable winder located at the base of the unit.
4. Setup
Before using your Reer Simply Hot warmer for the first time, follow these steps:
- Unpack the warmer and remove all packaging materials.
- Place the warmer on a stable, level, and heat-resistant surface.
- Unwind the necessary length of the power cord from the integrated cable winder at the base of the unit.
- Plug the power cord into a suitable electrical outlet.

Figure 3: The underside of the warmer, showing the practical cable winder for neat storage of the power cord.
5. Operating Instructions
The Reer Simply Hot warmer is designed for easy, one-handed operation.
5.1 Warming Milk/Formula
- Place the baby bottle into the heating chamber. The warmer accommodates standard and wide-neck bottles up to 70 mm in width.
- Fill the heating chamber with water up to approximately 1 cm below the rim of the bottle. Use a measuring cup for precise filling to avoid spills.
- Turn the control dial to the bottle icon setting. The optical control light will illuminate, indicating the warming process has begun.
- Milk typically warms in 6 to 8 minutes. The warming time may vary depending on the initial temperature and volume of the milk.
- Once warmed, remove the bottle carefully. The control light will turn off when the desired temperature is reached or the warming cycle is complete.
- Always shake the bottle gently to ensure even heat distribution and test the milk temperature on your wrist before feeding your baby.
5.2 Warming Baby Food Jars
- Place the baby food jar (without lid) into the heating chamber. The warmer accommodates jars up to 70 mm in width.
- Fill the heating chamber with water up to approximately 1 cm below the rim of the jar.
- Turn the control dial to the food jar icon setting. The optical control light will illuminate.
- Baby food typically warms in 8 to 10 minutes. Warming time may vary.
- Once warmed, carefully remove the jar. The control light will turn off.
- Stir the food thoroughly to ensure even heat distribution and test the temperature before feeding your baby.
5.3 Keep-Warm Function
The warmer features a practical keep-warm function. After reaching the set temperature, the device will maintain the temperature, allowing you to prepare food or milk in advance. The optical control light will cycle on and off to indicate that the keep-warm function is active and maintaining the temperature.

Figure 4: Close-up of the control dial for stepless temperature adjustment and the optical indicator light.

Figure 5: A view into the heating chamber of the Reer Simply Hot warmer, where bottles or food jars are placed for warming.
6. Maintenance and Cleaning
Regular cleaning ensures hygienic operation and extends the life of your warmer.
- Always unplug the appliance and allow it to cool completely before cleaning.
- Wipe the exterior of the warmer with a damp cloth. Do not use abrasive cleaners or solvents.
- To clean the heating chamber, wipe it with a damp cloth. For stubborn residue, use a mild detergent and rinse thoroughly. Ensure no water enters the electrical components.
- To prevent limescale buildup, especially in areas with hard water, regularly descale the heating chamber. You can use a descaling solution suitable for kitchen appliances or a mixture of water and white vinegar. Follow the descaling product's instructions.
- Never immerse the entire unit in water.
- Store the warmer in a dry place, using the cable winder for neat cord storage.
7. Troubleshooting
If you encounter issues with your Reer Simply Hot warmer, refer to the table below:
| Problem | Possible Cause | Solution |
|---|---|---|
| Warmer does not turn on. | Not plugged in; power outlet malfunction; damaged cord. | Ensure the warmer is securely plugged into a working outlet. Check the power cord for damage. |
| Food/milk not warming. | Insufficient water; incorrect dial setting; too much liquid. | Ensure adequate water level. Check that the dial is set to the correct warming function. Reduce liquid volume if necessary. |
| Warming takes too long. | Too much liquid; initial temperature too low; limescale buildup. | Reduce liquid volume. Start with warmer water if possible. Descale the heating chamber. |
| Control light not illuminating. | Warmer not on; light malfunction. | Ensure the warmer is plugged in and the dial is turned to a warming setting. If the warmer functions but the light does not, contact customer support. |
8. Specifications
| Feature | Detail |
|---|---|
| Model Number | 3310 |
| Dimensions (L x W x H) | 13 x 9 x 29 cm |
| Weight | 403 grams |
| Material | Plastic |
| Color | White/Grey |
| Power Source | Electric Cable |
| Max Bottle/Jar Width | 70 mm |
| Upper Rated Temperature | 95 Degrees Celsius |
| Spare Parts Availability | 1 Year |
9. Warranty and Support
Reer products are manufactured to high-quality standards. In the unlikely event of a defect, please refer to your purchase documentation for warranty details. Spare parts are generally available for a period of 1 year from the date of purchase.
For technical support, troubleshooting assistance, or warranty claims, please contact your retailer or the Reer customer service department. Contact information can typically be found on the Reer official website or your product packaging.
Please have your model number (3310) and proof of purchase ready when contacting support.





