Introduction
This manual provides instructions for the TenCloud IDW13 magnetic USB charging cables, designed for various smartwatches including ID205L, ID205U, ID205S, and ID216 models. The package includes two distinct charging cables, one white and one black, each with opposite electrical polarity to ensure compatibility with a range of devices. Please read these instructions carefully to ensure proper usage and device care.
Package Contents
- 1x White Magnetic USB Charging Cable
- 1x Black Magnetic USB Charging Cable
Note: Smartwatch or watch band is not included.

Image: The package includes both a white and a black magnetic USB charging cable.
Setup and Compatibility
The TenCloud IDW13 charger set includes two cables with opposite electrical polarities. Only one of these cables will be compatible with your specific smartwatch model. Follow the steps below to identify the correct charger for your device.
Step 1: Confirm Your Smartwatch Model
- Open the VeryFitPro App on your smartphone.
- Navigate to the "Device" section within the app.
- Locate and confirm your smartwatch model number at the top of the app menu.
The white charger is typically compatible with models such as ID205L, ID205U, ID205S, ID216, SW021, SW025, SW01, Umidigi Uwatch3, Uwatch, and Ufit Uwatch GT, which utilize the VeryFitPro app. It is NOT compatible with ID205 or ID215G.

Image: Confirming your smartwatch model using the VeryFitPro app.
Step 2: Verify Charging Pin Distance and Polarity
Both charging cables have a 2.84mm distance between their charging pins. It is crucial to check the pin distance on your smartwatch before attempting to charge. Additionally, observe the polarity of the charging pins on your smartwatch and compare it with the diagrams below to select the correct cable.

Image: Measuring the 2.84mm pin distance on a smartwatch.

Image: Illustration of the opposite electrical polarity between the white and black chargers.
The black charger is designed for other smartwatch brands that also feature a 2.84mm pin distance but require the opposite electrical polarity compared to the white charger's compatible models.
Operating Instructions
Connecting the Charger
- Select the correct charging cable (white or black) based on your smartwatch model and pin polarity.
- Connect the USB-A end of the charging cable to a compatible USB power source, such as a PC, laptop, notebook, or a USB wall adapter (not included).
- Align the magnetic charging pins of the cable with the charging contacts on the back of your smartwatch. The magnetic connection will secure the charger in place.
- Ensure the smartwatch displays a charging indicator to confirm proper connection.

Image: The white magnetic charging cable, illustrating its components.
The magnetic design ensures a stable and efficient charging experience. The 80cm cable length provides flexibility for various charging setups.
Maintenance and Care
- Protection Design: This charger incorporates a voltage regulator (PTC) to protect your smartwatch from damage due to overcurrent or short circuits.
- Storage: Store the charging cables in a dry, cool place when not in use.
- Cleaning: Gently wipe the charging pins and cable with a dry, soft cloth if necessary. Avoid using liquids or abrasive cleaners.
- Handling: Avoid bending the cable excessively or applying undue force to the connectors to prevent damage.
Troubleshooting
- Smartwatch not charging:
- Ensure the USB power source is active and functioning correctly.
- Verify that the magnetic charging pins are clean and making proper contact with the smartwatch's charging contacts.
- If the white charger does not work, try the black charger, as they have opposite electrical polarities. Only one will be compatible with your device.
- Confirm your smartwatch model and pin distance match the specifications for the selected charger.
- Slow charging:
- Ensure the USB power source provides sufficient current (recommended 1A at 5V).
- Avoid charging through unpowered USB hubs or low-power USB ports.
Specifications
| Feature | Detail |
|---|---|
| Model Number | IDW13 |
| Compatibility | Smartwatches using VeryFitPro app (e.g., ID205L, ID205U, ID205S, ID216, SW021, SW025, SW01, Umidigi Uwatch3, Uwatch, Ufit Uwatch GT) and other watches with 2.84mm pin distance. |
| Charging Pins Distance | 2.84mm |
| Cable Length | 80cm |
| Input Voltage | 5V |
| Output Current | 1A |
| Connector Type | USB-A to Magnetic 2-pin |
| Special Feature | Magnetic connection, Built-in Voltage Regulator (PTC) |
Official Product Video
Video: An official product video demonstrating the TenCloud Magnetic Charging Cable. This video highlights the features and usage of the charger.
Support and Contact
For any questions, concerns, or support regarding your TenCloud IDW13 Smart Watch Charger, please do not hesitate to contact us. Our customer support team (Seller TenCloud) is available to provide a 24-hour quick response.
Contact Method: Please reach out to us via Amazon email.