Introduction
This manual provides essential instructions for the safe and effective use of your Kircuit AC/DC Adapter Charger, specifically designed for the NeeGo Bluetooth Portable Waterproof Shower Speaker. Please read this manual thoroughly before use and retain it for future reference.
The Kircuit adapter is engineered to provide reliable power, featuring:
- Universal input voltage (100V-240V AC) for global compatibility.
- Integrated Dynamic IC, Charger IC, and power fuse for efficient charging and protection against overcharge.
- Durable construction for long-term performance.
Setup Instructions
- Unpack the Adapter: Carefully remove the Kircuit AC/DC Adapter Charger from its packaging. Inspect for any visible damage.
- Identify the Device: Ensure the device you intend to charge is the NeeGo Bluetooth Portable Waterproof Shower Speaker or another compatible device requiring the specified output voltage and current.
- Connect to Device: Insert the DC output plug of the Kircuit adapter into the charging port of your NeeGo Bluetooth Portable Waterproof Shower Speaker. Ensure a secure connection.
- Connect to Power Outlet: Plug the AC input prongs of the adapter into a standard 100V-240V AC wall power outlet.
- Verify Charging: Observe the charging indicator on your NeeGo speaker (if available) to confirm that charging has commenced.

Image 1: The Kircuit AC/DC Adapter Charger, showing the main unit and the attached power cord with the DC output plug.
Operating Instructions
The Kircuit AC/DC Adapter Charger is designed for straightforward operation. Once connected as described in the "Setup Instructions," the adapter will automatically begin providing power to your device.
- Charging: The adapter will supply the necessary power to charge your NeeGo Bluetooth Portable Waterproof Shower Speaker. Charging times may vary depending on the speaker's battery level and model.
- Power Supply: The adapter can also be used to power the speaker directly if it supports operation while connected to a power source.
- Safety Features: The adapter includes built-in protections against short circuits, overcurrent, over-temperature, and excess voltage to ensure safe operation for both the adapter and your connected device.

Image 2: Illustration of the Kircuit adapter's built-in safety protections, including safeguards against short circuits, excess voltage, over-temperature, and overcurrent.
Maintenance and Care
- Cleaning: Disconnect the adapter from the power outlet and the device before cleaning. Use a soft, dry cloth to wipe the exterior. Do not use liquid cleaners or solvents.
- Storage: When not in use, store the adapter in a cool, dry place, away from direct sunlight and extreme temperatures. Avoid tightly coiling the cable to prevent damage.
- Handling: Do not drop, disassemble, or attempt to repair the adapter. This can void the warranty and pose safety risks.
- Cable Integrity: Regularly inspect the power cord for any signs of fraying, cuts, or damage. If damage is observed, discontinue use immediately.

Image 3: Visual representation of the adapter's durable cable design, featuring high-quality materials, thick insulation, and abrasion resistance for enhanced longevity.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Device not charging. |
|
|
| Adapter feels warm during use. |
|
|
Product Specifications
- Brand: Kircuit
- Model: B0823PBY7S
- Input Voltage: 100V-240V AC, 50/60Hz, 0.3A
- Output: 5V DC, 2A (as indicated on adapter label)
- Connector Type: DC Barrel Plug
- Power Source: Corded Electric
- Item Weight: 8 ounces
- Special Features: Portable, Travel-friendly, Built-in safety protections (Short Circuit, Excess Voltage, Over Temperature, Overcurrent)
Warranty and Support
Kircuit products are designed for reliability and performance. This adapter comes with a 3-year warranty from the date of purchase, covering defects in materials and workmanship under normal use.
For technical support, warranty claims, or any inquiries regarding your Kircuit AC/DC Adapter Charger, please contact the seller or Kircuit customer service through the platform where the product was purchased. Please have your purchase details and product model number (B0823PBY7S) ready when contacting support.

Image 4: Kircuit product packaging, indicating a 3-year warranty.