1. Introduction
Welcome to the sublue Tini Underwater Scooter user manual. The sublue Tini is a versatile, modular underwater scooter designed for various water activities including swimming, snorkeling, and diving. It features a detachable design, two-gear speed settings, and an action camera mount, offering an enhanced underwater experience. This manual provides essential information for the safe and effective operation and maintenance of your Tini underwater scooter.
2. Safety Information
Please read all safety warnings and instructions carefully before using the sublue Tini Underwater Scooter. Failure to follow these instructions may result in injury, damage to the product, or property damage.
- Water Depth: Do not exceed the maximum operating depth of 131 feet (40 meters).
- Supervision: Children should only use the device under strict adult supervision.
- Battery Safety: Use only original sublue batteries and chargers. Do not attempt to open, puncture, or modify the battery. Keep batteries away from heat sources and direct sunlight.
- Propeller Safety: Keep fingers, hair, and loose clothing away from the propellers during operation.
- Pre-Use Check: Always inspect the device for any damage or loose parts before each use. Ensure all seals are properly closed.
- Environment: Avoid using the scooter in areas with strong currents, heavy marine traffic, or shallow water with obstacles.
- Emergency: Familiarize yourself with emergency procedures and always have a safety plan when engaging in water activities.
3. What's in the Box
Your sublue Tini Underwater Scooter package includes the following components:
- Tini main unit
- Control handles
- Standard 98Wh lithium battery
- Charging adapter and cable
- Battery protection cover
- Magnetic charging cable for control handle
- User manual and accessories
4. Setup
4.1. Assembly
The sublue Tini features a modular design, allowing for easy customization and disassembly. Attach the control handles to the main unit by aligning the connectors and securing them firmly. Ensure all connections are tight before use.
Video: 'Liberate your imagination! Tini Creative Assembly Guide'. This video demonstrates the modular assembly process of the Tini underwater scooter, showing how different components connect.
4.2. Charging the Battery
Before first use, fully charge the main unit battery and the control handle. The standard 98Wh battery requires approximately 2 hours for a full charge.
Charging the Power System Battery:
- Connect the charging adapter and cable.
- Connect the charge base to the adapter.
- Remove the battery protection cover and insert the battery into the charge base. Ensure it is firmly placed.
- Plug the adapter into a power outlet to start charging. The adapter indicator light will be red while charging and turn green when fully charged.
Charging the Control Handle:
- Connect the magnetic charging cable to a 5V/1A (or higher) USB adapter.
- Attach the magnetic end of the cable to the charging port on the control handle.
- Plug the USB adapter into a power outlet. The LED-A indicator on the control handle will flash red while charging and turn solid green when fully charged (approximately 60 minutes).
Video: 'Sublue Tini control handle and battery charging'. This video provides a step-by-step guide on how to charge both the main battery and the control handle of the Tini scooter.
4.3. Networking (2-in-1 Mode)
To use two Tini units together in 2-in-1 mode, they must be networked with a single control handle.
- Ensure both Tini units are in the shutdown state.
- Toggle the power system switch on both units for 6 seconds to enter networking mode.
- Press the button on the control handle for 3 seconds to enter networking mode. The green indicator will flash.
- Once successfully networked, the indicator light on the control handle will turn steady green.
- Press the start button on the control handle to exit networking mode and begin operation.
Video: 'Sublue Tini networking test'. This video illustrates the process of networking multiple Tini units with a single control handle for synchronized operation.
5. Operating Instructions
5.1. Power On/Off
To power on the Tini, press and hold the power button on the main unit for 3 seconds. To power off, repeat the process.
5.2. Speed Control
The Tini offers two gear speeds for varied experiences:
- Single Thruster Mode:
- Low Speed: 2.46 mph (1.1 m/s)
- High Speed: 3.13 mph (1.4 m/s)
- Dual Thruster Mode (2-in-1):
- Low Speed: 3.6 mph (1.6 m/s)
- High Speed: 4.5 mph (2.0 m/s)
Switch between speeds using the designated button on the control handle.

Image: The sublue Tini features a 2-gear speed switch for customizable propulsion.
Video: 'How to use 2-in-1 Mode Tini'. This video demonstrates the operation of the Tini in its dual-thruster 2-in-1 mode, highlighting its enhanced speed and maneuverability.
5.3. Buoyancy Control
The Tini comes with a removable floater for zero buoyancy, allowing it to float on the water's surface. Detach the floater for underwater diving. Optional buoyancy chambers are available for additional positive buoyancy and hassle-free play.

Image: The sublue Tini with an attached floater, providing positive buoyancy for surface use.
5.4. Action Camera Mount
The integrated action camera mount is compatible with most action cameras, allowing you to capture your underwater adventures. Ensure your camera is securely attached and waterproof before submerging.

Image: The sublue Tini with an action camera mounted, ready to record underwater footage.
6. Maintenance
6.1. Cleaning
Proper cleaning after each use is crucial to prolong the lifespan of your Tini scooter, especially after exposure to saltwater.
- Soak the Tini in fresh water for 30 minutes.
- While soaking, run the propellers in half air and half water for 3 seconds, repeating 5-10 times to flush out any salt or debris.
- Remove the battery and dry all components thoroughly with a soft cloth. Ensure the battery compartment is completely dry before reinserting the battery or storing.
Video: 'Instruction of Tini cleaning'. This video provides detailed instructions on how to properly clean and maintain your Tini underwater scooter after use.
6.2. Storage
Store the Tini in a cool, dry place away from direct sunlight. Ensure the battery is removed and stored separately in a safe, dry location. Avoid storing the device in extreme temperatures.
6.3. Durability Testing
The sublue Tini has undergone rigorous testing to ensure its durability in harsh marine environments. This includes salt spray tests simulating years of exposure and underwater leakage tests at significant depths.
Video: 'Sublue Tini salt spray test'. This video showcases the Tini's resistance to corrosion through a 144-hour salt spray test, simulating 3 years of exposure.
Video: 'Sublue Tini Suppression Test'. This video demonstrates the Tini's ability to withstand water pressure during a 30-meter underwater leakage test.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Device does not power on. | Low battery, incorrect battery insertion, power button not held long enough. | Ensure battery is fully charged and correctly inserted. Press and hold the power button for 3 seconds. |
| Propellers not spinning. | Control handle not paired, safety lock engaged, debris in propeller. | Check networking status. Ensure both control buttons are pressed simultaneously. Inspect propellers for obstructions. |
| Reduced thrust or speed. | Low battery, propeller damage, excessive drag. | Recharge battery. Inspect propellers for damage. Ensure no external factors are causing drag. |
| Water leakage. | Improperly sealed battery compartment, damaged O-rings. | Ensure battery compartment is securely closed. Inspect O-rings for damage and replace if necessary. Contact support if issue persists. |
8. Specifications
| Feature | Detail |
|---|---|
| Brand | sublue |
| Model Number | Tini |
| Item Weight | 16 ounces (0.45 kg) |
| Material | Carbon Fiber |
| Max Depth | 131 feet (40 meters) |
| Battery Life (98Wh) | Up to 45 minutes |
| Charging Time (98Wh) | Approx. 2 hours |
| Single Thruster Speed (Low) | 2.46 mph (1.1 m/s) |
| Single Thruster Speed (High) | 3.13 mph (1.4 m/s) |
| Dual Thruster Speed (Low) | 3.6 mph (1.6 m/s) |
| Dual Thruster Speed (High) | 4.5 mph (2.0 m/s) |
| Age Range | Adult (with supervision for younger users) |
9. Warranty & Support
9.1. Warranty Information
The sublue Tini Underwater Scooter comes with a 1-year warranty from the date of purchase. This warranty covers manufacturing defects and malfunctions under normal use. Please retain your proof of purchase for warranty claims.
9.2. Customer Support
For technical assistance, troubleshooting, or warranty inquiries, please contact sublue customer support:
- Email: amazon.store@sublue.com
- Phone: 626-242-4446
- Operating Hours: Monday - Friday, 9:00 AM - 6:00 PM (PST)
Please have your product model and purchase date available when contacting support.