SEVENKA SM-R860

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SEVENKA USB-A Wireless Charger for Samsung Galaxy Watch Series User Manual

Model: SM-R860

Introduction

This manual provides instructions for the SEVENKA 2-Pack USB-A Wireless Charger, designed for various Samsung Galaxy Watch models. It includes one 1-meter (3.3 ft) cable and one 0.3-meter (1 ft) cable, offering flexible charging solutions.

Package Contents

Verify that all items are present in your package:

  • One (1) 3.3ft (1m) USB-A Wireless Charging Cable for Samsung Galaxy Watch
  • One (1) 1ft (0.3m) USB-A Wireless Charging Cable for Samsung Watch

Compatibility

The SEVENKA USB-A Wireless Charger is compatible with the following Samsung Galaxy Watch models:

  • Samsung Galaxy Watch6 Classic
  • Samsung Galaxy Watch6
  • Samsung Galaxy Watch5 Pro
  • Samsung Galaxy Watch5
  • Samsung Galaxy Watch5 Pro Golf Edition
  • Samsung Galaxy Watch4 Classic
  • Samsung Galaxy Watch4
  • Samsung Galaxy Watch3
  • Samsung Galaxy Watch Active 2
  • Samsung Galaxy Watch Active 1

This includes models such as SM-R860, SM-R870, SM-R880, SM-R890, SM-R840, SM-R850, SM-R8450, SM-R820, SM-R830, SM-R8350, and SM-R500.

Image showing a USB-A charger connected to a laptop, with various compatible Samsung Galaxy Watch models displayed below.

Figure 1: USB-A charger connected to a laptop, illustrating compatibility with various Samsung Galaxy Watch models.

Setup

  1. Unpack the Chargers: Carefully remove both the 1-meter and 0.3-meter charging cables from their packaging.
  2. Connect to Power Source: Insert the USB-A connector of the charging cable into a compatible USB power source. This can be a USB wall adapter (not included), a computer's USB port, a power bank, or a USB charging station. Ensure the power source provides stable power.
  3. Prepare Your Watch: Ensure your Samsung Galaxy Watch is clean and free of debris on its charging surface.

Operating Instructions

Charging Your Samsung Galaxy Watch

  1. Place Watch on Charger: Gently place your Samsung Galaxy Watch onto the magnetic charging puck. The built-in magnets will help align the watch correctly for a secure connection.
  2. Verify Charging: Once properly aligned, your watch display should indicate that it is charging. If it does not, adjust the watch's position on the charging puck.
  3. Monitor Charging: Allow your watch to charge until it reaches the desired battery level or is fully charged. The charging process is designed to be stable and safe.
Image showing a Samsung Galaxy Watch placed on the magnetic wireless charger, with icons indicating short-circuit, over-charging, battery, and over-voltage protection.

Figure 2: Samsung Galaxy Watch charging on the magnetic puck, highlighting safety features.

Safety Information

This charger incorporates multiple protection technologies to ensure safe and stable charging:

  • Short-Circuit Protection: Prevents damage from electrical shorts.
  • Over-Voltage Protection: Safeguards against excessive voltage input.
  • Over-Current Protection: Protects against excessive current flow.
  • Over-Charge Protection: Prevents battery damage from prolonged charging beyond full capacity.

To ensure optimal safety and performance:

  • Do not expose the charger to water or extreme temperatures.
  • Avoid dropping or subjecting the charger to strong impacts.
  • Do not attempt to disassemble or modify the charger.
  • Use only with compatible USB power sources.
Image showing the USB-A connector and magnetic charging puck, with icons for Short-Circuit Protection, Over-Voltage Protection, Over Current Protection, and Over-Charge Protection.

Figure 3: Overview of the multiple protection features integrated into the charger.

Maintenance

  • Cleaning: Use a soft, dry cloth to wipe the charging puck and cable. Do not use liquid cleaners.
  • Storage: When not in use, store the cables in a cool, dry place, away from direct sunlight and moisture.
  • Cable Care: Avoid sharp bends or excessive pulling on the cable to prevent internal damage. The flexible PVC cable is designed for durability, but proper handling extends its lifespan.
Image illustrating the reinforced design of the cable connectors, indicating a 12000 bend lifespan.

Figure 4: Reinforced cable design for enhanced durability and bend lifespan.

Troubleshooting

Problem Possible Cause Solution
Watch is not charging.
  • Improper watch placement.
  • Faulty USB power source.
  • Cable not fully connected.
  • Re-position the watch on the charging puck to ensure proper magnetic alignment.
  • Try a different USB port or wall adapter.
  • Ensure the USB-A connector is fully inserted into the power source.
Slow charging.
  • Low power output from USB source.
  • Watch software issues.
  • Use a USB wall adapter with higher power output (e.g., 5V/1A or higher).
  • Restart your Samsung Galaxy Watch.
Charger feels warm. Normal operation. A slight warmth during wireless charging is normal. If it becomes excessively hot, disconnect immediately and contact support.

Specifications

Brand SEVENKA
Model Number SM-R860
Connector Type USB Type A
Cable Lengths 1 meter (3.3 ft) and 0.3 meter (1 ft)
Material Plastic (Flexible PVC Cable)
Product Dimensions (Puck) 1.33 inches (3.38 cm) diameter, 0.39 inches (1.00 cm) thickness
Item Weight 1.36 ounces (for the set)
Special Features Magnetic Wireless Charging, Over-Voltage Protection, Over-Current Protection, Short-Circuit Protection, Over-Charge Protection, Reinforced Design (12000 bend lifespan)
Image showing the dimensions of the circular magnetic charging puck: 1.33 inches (3.38 cm) in diameter and 0.39 inches (1.00 cm) in thickness.

Figure 5: Dimensions of the SEVENKA wireless charging puck.

Image showing both the 3.3ft (1m) and 1ft (30.5cm) USB-A wireless charging cables side-by-side.

Figure 6: Both 1-meter and 0.3-meter USB-A charging cables included in the package.

Warranty and Support

This SEVENKA product comes with a Lifetime Warranty, ensuring long-term reliability and customer satisfaction.

For technical support, warranty claims, or any inquiries regarding your SEVENKA USB-A Wireless Charger, please contact SEVENKA customer service through their official channels. You can often find support information on the product packaging or the brand's official website.

You may also visit the SEVENKA Store on Amazon for additional product information and support resources.

© 2026 SEVENKA. All rights reserved.

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