1. Introduction
This manual provides essential information for the safe and effective operation, maintenance, and troubleshooting of your sublue Swii Electronic Swim Kickboard. The Swii is designed as a smart water scooter and swimming training aid, featuring dual motors and remarkable buoyancy to enhance water activities for users of all ages.
2. Safety Information
Please read and understand all safety instructions before using the sublue Swii. Failure to follow these instructions may result in injury or damage to the product.
- Supervision: Always use the Swii under adult supervision, especially for beginners and children.
- Proper Usage: Rest your chest on the kickboard and press both side buttons to start. Release any button to stop the device immediately in an emergency.
- Weight Limit: The device is rated to hold up to 100kg (220.5lb). Do not exceed this weight limit.
- Water Conditions: Use in calm waters. Avoid strong currents, waves, or crowded areas.
- Foreign Objects: The innovative built-in DUAL-MOTOR includes an emergency motor stop feature if foreign objects are detected. However, always ensure the area around the propellers is clear.
- Battery Safety: Ensure the battery compartment is securely sealed before water entry. Do not attempt to open or modify the battery.
- Charging: Use only the provided charger. Do not charge the device if it is wet.
3. Product Overview
The sublue Swii is an electronic swim kickboard designed for ease of use and enhanced water enjoyment. Familiarize yourself with its main components:
- Main Body: The primary buoyant structure of the kickboard.
- Handles: Ergonomically designed for secure gripping on both sides.
- Power Buttons: Located on the handles, these activate the motors.
- Dual Motors/Propellers: Integrated into the front underside, providing propulsion.
- Charging Port: Located on the underside, for connecting the magnetic charger.
- Battery Compartment: Houses the rechargeable battery.

Figure 3.1: Top view of the sublue Swii Electronic Swim Kickboard, showing the main body and handles.

Figure 3.2: Angled view of the sublue Swii, highlighting the handles and power buttons.

Figure 3.3: Front view of the sublue Swii, illustrating the dual motors and propellers.
4. Setup
4.1 Charging the Battery
- Ensure the Swii is dry before charging.
- Locate the magnetic charging port on the underside of the device.
- Connect the provided charger to the port. The magnetic connection will secure it.
- Plug the charger into a power outlet. The charging indicator will show the charging status.
- Charge until the indicator shows a full charge.
4.2 Initial Inspection
Before each use, visually inspect the Swii for any signs of damage, cracks, or loose parts. Ensure the battery compartment is properly sealed to prevent water ingress.
5. Operating Instructions
5.1 Powering On and Off
- To power on, press and hold the main power button (location may vary, refer to product diagram).
- To power off, press and hold the main power button again until the device shuts down.
5.2 Using the Swii in Water
- Enter the water safely.
- Rest your chest on the top surface of the Swii kickboard.
- Grip the handles firmly with both hands.
- To activate propulsion, press and hold the power buttons located on both handles simultaneously. The dual motors will engage, moving you through the water.
- To switch between the two available speeds, use the designated speed switch buttons (refer to product diagram for exact location).
- To stop, release either or both power buttons. The motors will cease operation immediately.
The Swii's remarkable buoyancy (rated up to 100kg) provides a stable and safe experience, especially for beginners, allowing them to maintain balance and confidence in the water.
6. Maintenance
Proper maintenance ensures the longevity and optimal performance of your sublue Swii.
6.1 Cleaning After Use
- After each use, especially in saltwater, rinse the entire device thoroughly with fresh water.
- Soak the device in fresh water for approximately 30 minutes to remove any salt or chlorine residue.
- While soaking, briefly run the motors in half air and half water for 3 seconds, repeating 5-10 times, to flush out any debris from the propellers.
- Remove the battery and dry any water inside the battery compartment and on the battery itself with a soft cloth.
- Wipe down the exterior of the Swii with a soft, dry cloth.
- Ensure all components are completely dry before reassembling or storing.
Video 6.1: This video demonstrates the cleaning process for a Sublue Tini, which shares similar maintenance principles with the Swii model. It shows how to soak the device, run the motors to clear debris, and dry components.
6.2 Storage
- Store the Swii in a cool, dry place away from direct sunlight.
- For long-term storage, remove the battery from the device.
6.3 Battery Care
- Avoid fully discharging the battery. Recharge it after each use.
- If storing for extended periods, charge the battery to approximately 50-60% capacity.
7. Troubleshooting
If you encounter issues with your sublue Swii, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Device does not turn on. | Low or depleted battery. Power button not pressed correctly. | Charge the battery fully. Ensure the main power button is pressed and held until the device activates. |
| Motors do not engage. | Power buttons not pressed simultaneously. Foreign object obstructing propellers. Low battery. | Ensure both handle buttons are pressed and held at the same time. Check propellers for debris and clear if necessary. Charge the battery. |
| Reduced propulsion power. | Low battery charge. Propellers are dirty or damaged. | Recharge the battery. Clean the propellers as per maintenance instructions. Inspect for damage. |
| Water in battery compartment. | Improperly sealed battery cover. | Immediately remove the battery, dry all components thoroughly, and ensure the cover is correctly sealed for future use. Contact support if issues persist. |
8. Specifications
- Model Name: Swii
- Brand: sublue
- Material: Plastic
- Product Dimensions: 21.65"L x 5.3"W
- Item Weight: 4.55 Kilograms
- Weight Limit: 100kg (220.5lb)
- Age Range: All ages
- Battery Life: More than 30 minutes (typical usage)
- Motor Power: 250 watts (x2, dual motors)
- Thrust: 60N
- Waterproof Rating: IP68
- Speeds: 2-speed switch
- UPC: 659514467818
9. Warranty and Support
9.1 Warranty Information
The sublue Swii Electronic Swim Kickboard comes with a 1-year warranty from the date of purchase. This warranty covers manufacturing defects under normal use. Please retain your proof of purchase for warranty claims.
9.2 Customer Support
For technical assistance, warranty claims, or any questions regarding your sublue Swii, please contact sublue customer support through their official website or the retailer where the product was purchased.



