1. Important Safety Instructions
Please read all instructions carefully before using the Sundu 1500W 2-in-1 Garment Steamer. Failure to follow these instructions may result in electric shock, fire, or serious injury.
- Always unplug the steamer from the electrical outlet when filling with water, emptying, cleaning, or when not in use.
- Use only distilled or demineralized water to prevent mineral buildup and extend the life of the appliance.
- Do not immerse the steamer base or power cord in water or other liquids.
- Keep the appliance out of reach of children and pets.
- Do not touch hot surfaces. Use handles or knobs.
- Place the steamer on a stable, heat-resistant surface during use.
- Never steam garments while wearing them.
- Do not direct steam at people, animals, or electrical appliances.
- Do not operate the steamer with a damaged cord or plug, or if the appliance malfunctions or has been damaged in any manner.
- Ensure the water tank is securely in place before operating.
2. Product Overview
The Sundu 1500W 2-in-1 Garment Steamer is designed for efficient wrinkle removal, offering both vertical steaming and flat ironing capabilities. It features multiple steam modes and a quick heat-up time.
2.1 Package Contents
Verify that all items are present in the package:
- 1500W Standing Garment Steamer x 1
- User Manual x 1
- 6 ft Power cord x 1

Image: Package contents of the Sundu Garment Steamer.
2.2 Design and Features
The steamer features a compact, all-in-one design with a built-in iron plate for versatile use. Its standing design is space-saving and requires no installation.

Image: Innovative standing design of the garment steamer.
3. Setup
Follow these steps to prepare your steamer for first use:
- Unpack: Carefully remove all components from the packaging.
- Fill Water Tank: Remove the 800mL water tank from the base. Open the cap and fill it with distilled or demineralized water. Do not overfill. Securely close the cap and reinsert the tank into the base.
- Connect Power: Place the steamer on a stable, flat surface near an electrical outlet. Plug the power cord into a 120V AC outlet.

Image: Four steps for initial setup and use.
3.1 Water Tank
The 800mL removable water tank is designed for easy refilling and supports up to 60 minutes of continuous steaming. Ensure it is properly seated to prevent leaks.

Image: Removable water tank for easy refilling.
3.2 Unboxing and Initial Setup Video
Video: This video demonstrates the unboxing process and initial setup of the Sundu Garment Steamer, including filling the water tank.
4. Operating Instructions
The Sundu Garment Steamer offers efficient and versatile wrinkle removal for various fabrics.
4.1 Power On and Preheating
Press the power button to turn on the steamer. The indicator light will blink during the 30-second preheating phase. Once the light remains steady, the steamer is ready for use.

Image: High steam output and quick heat-up of the steamer.
4.2 Selecting Steam Modes
The steamer features 6 smart steam modes, each tailored for different fabric types. Touch the mode selection button to cycle through options like Silk, Blend, Iron, Linen, Clean, and Explosive Steam. Always check the garment's care label before selecting a mode.

Image: Smart ironing modes for tailored fabric care.
4.3 Vertical Steaming and Flat Ironing
This 2-in-1 appliance allows for both vertical steaming of hanging garments and flat ironing on an ironing board. For vertical steaming, maintain an appropriate distance from the fabric. For flat ironing, use an ironing board for best results.

Image: Before and after wrinkle removal using the steamer.

Image: Vertical steaming application.

Image: Horizontal steaming application.
4.4 Versatile Applications
The steamer is suitable for a wide range of fabrics including cotton, linen, silk, fiber, lint, nylon, polyester, and fur. It can be used on clothes, curtains, sofa pillows, and sheets.

Image: Fabric types suitable for steaming.

Image: Fast and effective wrinkle removal on various items.
4.5 Operation Video
Video: This video demonstrates the practical application of the Sundu Garment Steamer on various garments and fabrics.
5. Maintenance
Proper maintenance ensures the longevity and optimal performance of your steamer.
5.1 Self-Cleaning Function
The steamer includes a one-click self-cleaning function to prevent scale residue and ensure automatic pipe cleaning. During this function, the steamer may release water droplets to remove scale. Place it on a water-resistant surface when using this mode.

Image: One-click self-cleaning function for extended machine life.
5.2 Storage
After use, ensure the water tank is empty and the steamer has cooled down completely before storing. The compact design allows for easy storage.
6. Troubleshooting
If you encounter issues with your steamer, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| No steam output | Water tank empty; Not preheated; Power not connected. | Refill water tank; Wait for indicator light to become steady; Check power connection. |
| Water leakage | Water tank not properly sealed; Overfilled tank; Mineral buildup. | Ensure tank cap is tight and tank is seated correctly; Do not overfill; Perform self-cleaning. |
| Reduced steam output | Mineral buildup in the system. | Perform the one-click self-cleaning function. |
| Indicator light blinking | Steamer is in preheating phase. | This is normal. Wait for the light to become steady before use. |
If the problem persists after trying these solutions, please contact Sundu customer support.
7. Specifications
| Feature | Specification |
|---|---|
| Brand | Sundu |
| Model Number | DH-904 |
| Wattage | 1500 watts |
| Voltage | 120 Volts |
| Heat Time | 30 Seconds |
| Water Tank Capacity | 800 Milliliters |
| Continuous Steaming Time | Up to 60 minutes |
| Product Dimensions | 10.31"L x 4.64"W x 4.13"H |
| Item Weight | 4.53 pounds |
| Manufacture Year | 2024 |
8. Warranty and Support
For warranty information and customer support, please refer to the official Sundu website or contact their customer service directly. Details can typically be found on the product packaging or the manufacturer's official online resources.

