iTronix ITX43_Noise
iTronix Smartwatch Charger User Manual
Model: ITX43_Noise
Compatible with Noise ColorFit TWIST/Pulse 2 Max/Pulse Go Buzz/Halo/Halo Plus/Pulse Grand/Quad Call/ColorFit Pro 4/Pro 4 Alpha/ColorFit Pulse/Pulse 3/ColorFit Ultra/Ultra 3/Pulse Buzz smartwatches
1. Product Overview
The iTronix ITX43_Noise charging cable is a dedicated USB charger designed for specific Noise ColorFit smartwatch models. It features a magnetic charging interface for easy alignment and a standard USB-A connector for power input. This cable is built with reinforced materials for durability and incorporates safety features to protect your device during charging.

Image: The iTronix ITX43_Noise USB charging cable, featuring a magnetic charging puck and a standard USB-A connector.
2. Setup Instructions
To begin charging your smartwatch, follow these simple steps:
- Connect to Power Source: Insert the USB-A end of the charging cable into a compatible USB power adapter (not included), a computer's USB port, or a power bank. For optimal and stable charging, it is recommended to use a USB port on a PC or laptop.
- Position Smartwatch: Place your Noise ColorFit smartwatch onto the magnetic charging puck. Ensure the charging pins on the puck align correctly with the charging contacts on the back of your smartwatch. The magnetic connection will help secure the smartwatch in place.
- Verify Connection: The smartwatch display should indicate that it is charging. If it does not, adjust the position of the smartwatch on the charging puck until charging begins.

Image: A smartwatch connected to the iTronix charging cable, illustrating the charging process with the cable plugged into a laptop.
3. Operating Instructions
The iTronix ITX43_Noise charger provides efficient and safe charging for your compatible Noise ColorFit smartwatch. Its magnetic design ensures automatic alignment for a secure connection.
- Magnetic Charging: The charger utilizes magnetic attraction to securely hold your smartwatch in place, ensuring consistent contact between the charging pins and the smartwatch's charging points.
- Fast Charging: This cable supports fast charging, allowing your smartwatch to reach full battery capacity quickly.
- Safety Protections: Built-in IC and multi-protection systems provide over-charge protection, short-circuit protection, and over-heat protection, safeguarding both the charger and your smartwatch.

Image: An illustration showing the magnetic charging functionality and fast charging capability of the iTronix cable with a smartwatch.

Image: Visual representation of the charger's safety features: over-charge protection, short-circuit protection, and over-heat protection.
4. Compatibility
This charging cable is specifically designed for a range of Noise ColorFit smartwatches. Please verify your smartwatch model against the lists below to ensure compatibility.
4.1. Compatible Noise Smartwatch Models
This charger is ONLY SUITABLE for the following Noise smartwatch models:
- Noise Twist / Twist Pro
- ColorFit Pulse 2 Max / Pulse Go Buzz
- Halo / Halo Plus
- ColorFit Pulse Grand
- ColorFit Quad Call
- ColorFit Pro 4 / Pro 4 Max / Pro 4 Alpha
- ColorFit Pro 3
- ColorFit Pulse / Pulse 3
- ColorFit Ultra / Ultra 3 / Ultra SE / Ultra2 Buzz / Ultra Buzz
- ColorFit Pulse Buzz
- ColorFit Pro 3 Alpha / Assist
- ColorFit Vision 2 / Vision Buzz / Vision 2 Buzz
- ColorFit Ultra2 LE
- ColorFit Victor

Image: A graphic listing the specific Noise smartwatch models that are compatible with this charger.
4.2. Incompatible Models and Warning
This charger is NOT SUITABLE for any other Noise models or smartwatches from other brands. Using this charger with incompatible models may cause permanent damage to your device.
WARNING: Your Noise watch will be damaged permanently / dead if you use this charger for these models:
- Noise ColorFit Qube / Qube Plus / Qube Oxy
- ColorFit Pulse 2 Buzz / Pulse 2
- Noise Evolve 2 Play / Evolve 2
- NoiseFit Core / Oxy / Endure
- Noise Excel
- ColorFit Icon 2 / Icon Plus / Icon Buzz

Image: A graphic explicitly stating models that are NOT suitable for this charger, accompanied by a warning symbol.
5. Maintenance
Proper maintenance ensures the longevity and optimal performance of your iTronix charging cable.
- Cleaning: Periodically clean the magnetic charging pins on the cable and the charging contacts on your smartwatch. Use a soft, dry cloth. If rust or debris is present, gently clean it to ensure good electrical contact.
- Storage: Store the cable in a cool, dry place away from direct sunlight and extreme temperatures.
- Handling: Avoid excessive bending or twisting of the cable, especially near the connectors. The cable is designed for durability with a 3000+ bend lifespan, but improper handling can reduce its life.

Image: An illustration demonstrating the cable's flexibility and reinforced design, highlighting its 180-degree bending capability and 3000+ bend lifespan.

Image: A detailed view of the charging cable, pointing out its components like copper probes for conduction, ABS material for safety, and PVC cable for flexibility, along with its 30 cm length.
6. Troubleshooting
If you encounter issues while using your iTronix charging cable, refer to the following common problems and solutions:
- Smartwatch Not Charging:
- Check Compatibility: Ensure your smartwatch model is listed as compatible in Section 4.1. Using an incompatible model can prevent charging or damage the device.
- Verify Connection: Make sure the magnetic charging puck is correctly aligned with the smartwatch's charging contacts. Adjust the smartwatch's position until a charging indicator appears on its screen.
- Inspect Pins: Check the charging pins on the cable and the contacts on the smartwatch for any dirt, dust, or corrosion. Clean them gently with a dry, soft cloth.
- Try Different USB Port/Adapter: Connect the USB-A end of the cable to a different USB port on your computer or try a different USB power adapter to rule out issues with the power source.
- Slow Charging:
- Power Source: Ensure the USB power source provides sufficient current. Using a low-power USB port (e.g., some older laptop ports) might result in slower charging.
- Cable Condition: Inspect the cable for any visible damage or kinks that might impede current flow.
- Cable Not Recognized by Device:
- This cable is primarily for charging and does not support data transfer. If you expect data transfer functionality, this cable is not designed for that purpose.
7. Specifications
| Feature | Detail |
|---|---|
| Brand | iTronix |
| Model | ITX43_Noise |
| Connector Type | USB-A (Input), Magnetic Pogo Pin (Output) |
| Cable Type | USB Charging Cable |
| Compatible Devices | Specific Noise ColorFit Smartwatches (Refer to Compatibility Section) |
| Special Feature | Fast Charging, Magnetic Alignment, Safety Protections (Over-charge, Short-circuit, Over-heat) |
| Color | Black |
| Cable Length | 30 cm |
| Item Weight | 10 g |
| Product Dimensions | 30 x 1 x 1 cm |
| Number of Pins | 4 |
| Material | Copper Probe, ABS, PVC Cable |
8. What's in the Box
The product package includes:
- 1 x iTronix Smartwatch Charging Cable
9. Warranty and Support
For warranty information and customer support, please refer to the documentation provided with your purchase or contact the manufacturer, iTronix, directly through their official channels. Keep your proof of purchase for any warranty claims.
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