1. Product Overview
The Rafow 4-in-1 Electric Milk Frother Steamer is designed to enhance your beverage experience by providing various milk preparation options. This versatile appliance allows you to create dense hot milk froth, thin hot milk froth, heated milk, or cold milk froth with a simple one-button operation.

Figure 1: Rafow 4-in-1 Electric Milk Frother with its various functions.
Key Features:
- 4-in-1 Functionality: Offers dense hot milk froth, thin hot milk froth, heated milk, and cold milk froth.
- Large Capacity: Can hold 2.5oz/75ml to 4.5oz/130ml of milk for frothing and up to 10oz/300ml for heating.
- Automatic Shut-Off: Ensures safety and energy efficiency by turning off when milk reaches 60°C-65°C.
- Low Noise Operation: Prepares milk froth quietly in 2-3 minutes.
- Durable Construction: Features a food-grade double-layer insulated wall and an ergonomic handle.
- Easy-to-Clean Design: Non-stick coated stainless steel interior and includes a cleaning brush.
2. Setup
Before first use, ensure all packaging materials are removed. Place the frother on a stable, flat, and dry surface away from heat sources. Ensure the power cord is easily accessible.

Figure 2: Included components of the Rafow Milk Frother.
Initial Cleaning:
- Remove the frothing whisk from the bottom of the interior.
- Wash the interior of the frother and the whisk with warm, soapy water using the provided cleaning brush.
- Rinse thoroughly and dry completely.
- Wipe the exterior with a damp cloth. Do not immerse the main unit or its base in water.
- Reinsert the frothing whisk into the bottom of the frother.
3. Operating Instructions
The Rafow Milk Frother features a simple one-button operation to select your desired milk preparation mode.
Steps for Use:
- Pour milk into the frother. Observe the MAX/MIN lines inside for appropriate quantities based on your desired function (frothing or heating). For best frothing results, use whole milk with a fat content greater than 3%.
- Place the lid securely on the frother.
- Press the power button once to turn on. The indicator light will illuminate.
- Press the power button repeatedly to cycle through the 4 modes until your desired setting is selected. The corresponding indicator light will show the active mode.
- The frother will automatically stop when the process is complete.
Frothing Modes:
- Hot Dense Milk Froth: Ideal for rich cappuccinos.
- Hot Airy Milk Froth: Perfect for lattes and other creamy beverages.
- Heated Milk (No Froth): For hot chocolate or simply warming milk.
- Cold Milk Froth: For iced coffees and cold beverages.

Figure 3: Hot Dense Milk Froth mode.

Figure 4: Hot Airy Milk Froth mode.

Figure 5: Heated Milk mode.

Figure 6: Cold Milk Froth mode.
Capacity Guidelines:
The frother has clear internal markings for minimum and maximum fill levels to ensure optimal performance and prevent overflow.
- Max Heating Milk Capacity: 300ml / 10.2oz
- Max Frothing Milk Capacity: 130ml / 4.4oz
- Min Frothing/Heating Milk Capacity: 75ml / 2.6oz

Figure 7: Internal capacity markings for the milk frother.
Official Product Video:
Video 1: Official demonstration of the Rafow 4-in-1 Electric Milk Frother Steamer's various functions and ease of use.
4. Maintenance
Proper cleaning and maintenance will ensure the longevity and optimal performance of your Rafow Milk Frother.
Cleaning Instructions:
- Always unplug the frother from the power outlet before cleaning.
- Remove the frothing whisk from the bottom of the interior.
- Wash the interior of the frother and the whisk with warm, soapy water using the provided cleaning brush. The non-stick coating makes cleaning effortless.
- Rinse thoroughly and dry completely with a soft cloth.
- Wipe the exterior of the frother with a damp towel. Important: Do not immerse the main unit, its power base, or the bottom exterior in water to prevent damage.
- Avoid using wire scrubbers or abrasive cleaners on the non-stick interior.
- Ensure all parts are dry before reassembling and storing.

Figure 8: Easy-to-clean design and cleaning steps.
Official Product Video:
Video 2: Official guide on how to clean the Rafow 4-in-1 Electric Milk Frother Steamer.
5. Troubleshooting
If you encounter any issues with your Rafow Milk Frother, please refer to the following common troubleshooting tips:
- Frother not turning on: Ensure the unit is properly plugged into a working power outlet. Check for any loose connections.
- Milk not frothing or heating properly: Verify that the correct frothing whisk is installed for the desired function. Ensure milk levels are within the MAX/MIN markings. Use fresh, cold whole milk (fat content > 3%) for best frothing results.
- Excessive noise during operation: Check that the frothing whisk is securely attached and not obstructed. Ensure the lid is properly closed.
- Milk overflowing: Do not exceed the maximum fill line for frothing or heating.
- Burnt smell or residue: Clean the interior thoroughly after each use to prevent milk residue buildup. Ensure the frother is not operated without milk.
If the problem persists, please contact customer support for further assistance.
6. Specifications
| Feature | Detail |
|---|---|
| Brand | Rafow |
| Model Number | N21 |
| Special Feature | Auto Shut-Off |
| Color | Black |
| Material | Acrylonitrile Butadiene Styrene (ABS), Stainless Steel |
| Product Dimensions | 3.9"W x 7.8"H |
| Item Weight | 12 Ounces |
| Capacity | 2 Cups (approx. 300ml) |
| Number of Settings | 4 |
| Power Source | Corded Electric |
| Wattage | 500 watts |
| Voltage | 120 Volts |
| Product Care Instructions | Hand Wash Only |
7. Warranty and Support
Rafow products are manufactured with quality and customer satisfaction in mind. This product comes with a standard manufacturer's warranty covering defects in materials and workmanship under normal use.
Warranty Information:
Please refer to the warranty card included in your product packaging for specific terms, conditions, and duration of the warranty. Keep your purchase receipt as proof of purchase for any warranty claims.
Customer Support:
For any questions, technical assistance, or warranty claims, please contact Rafow customer support through the contact information provided on your warranty card or visit the official Rafow website. Our dedicated support team is ready to assist you.