1. Introduction
This manual provides essential information for the safe and effective use of your Kircuit AC Adapter. Please read this manual thoroughly before using the product and retain it for future reference. This AC adapter is designed to provide reliable power to compatible devices, specifically the Sharper Image Travel Soother 20 models SI601, S1601, and 51601.
2. Product Overview
The Kircuit AC Adapter is a high-quality replacement power supply designed for specific Sharper Image Travel Soother models. It features a robust design with built-in safety protections to ensure stable and secure power delivery.

Figure 2.1: Front view of the Kircuit AC Adapter with its attached power cord. The adapter features a standard US plug and a DC output connector.

Figure 2.2: Two Kircuit AC Adapters displayed from different perspectives, highlighting the compact design and the textured casing for improved grip.

Figure 2.3: The Kircuit AC Adapter with its power cord, indicating a length of 6.5 feet. This provides ample reach for various power outlets.
Key Features:
- Input: 100V-240V AC, 50/60Hz, 0.3A, suitable for international use with appropriate plug adapters.
- Output: Specific DC voltage and amperage compatible with Sharper Image Travel Soother 20 models.
- Safety Protections: Built-in Dynamic IC, Charger IC, and Power fuse for rapid charging and protection against overcharge, short circuit, excess voltage, over temperature, and overcurrent.
- Durable Design: High-quality materials for the power cable with thick insulation and abrasion-resistant outer sheathing.

Figure 2.4: Illustration of the Kircuit AC Adapter's built-in safety features, including protection against short circuits, excess voltage, over temperature, and overcurrent.

Figure 2.5: Detailed view of the power cable's durable construction, featuring high-quality materials and thick insulation for longevity and safety.
3. Setup
Follow these steps to properly set up your Kircuit AC Adapter with your Sharper Image Travel Soother 20.
- Verify Compatibility: Ensure your device is a Sharper Image Travel Soother 20 (models SI601, S1601, or 51601) to prevent damage from incompatible power sources.
- Connect to Device: Insert the DC output connector of the Kircuit AC Adapter firmly into the power input port of your Sharper Image Travel Soother 20.
- Connect to Power Outlet: Plug the AC input prongs of the adapter into a standard 100V-240V AC wall outlet. Ensure the outlet is easily accessible and not overloaded.

Figure 3.1: The Kircuit AC Adapter connected to a power strip, ready to supply power to a compatible device. Ensure a stable connection to the power source.
Once connected, your Sharper Image Travel Soother 20 should receive power or begin charging, depending on its design.
4. Operating Instructions
The Kircuit AC Adapter functions as a direct power source and charger for your compatible device. No specific operational steps are required for the adapter itself beyond proper connection.
- Powering On: After connecting the adapter to both the device and a power outlet, your Sharper Image Travel Soother 20 should power on automatically or be ready for use according to its own operating instructions.
- Charging: If your device has a rechargeable battery, the adapter will initiate the charging process when connected. Refer to your device's manual for charging indicators.
- Disconnection: To disconnect, first unplug the adapter from the wall outlet, then disconnect the DC connector from your device.
5. Maintenance and Care
Proper maintenance ensures the longevity and safe operation of your Kircuit AC Adapter.
- Cleaning: Disconnect the adapter from all power sources before cleaning. Use a soft, dry cloth to wipe the exterior. Do not use liquid cleaners or abrasive materials.
- Storage: 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 expose the adapter to water or excessive moisture. Avoid dropping or subjecting it to strong impacts. Do not attempt to open or repair the adapter, as this will void any warranty and may pose a safety risk.
- Cable Integrity: Regularly inspect the power cord for any signs of damage, such as fraying, cuts, or exposed wires. Discontinue use immediately if damage is found.
6. Troubleshooting
If you encounter issues with your Kircuit AC Adapter, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Device not receiving power/charging. | Adapter not properly connected. Power outlet is faulty. Device is incompatible. | Ensure both ends of the adapter are securely plugged in. Test the power outlet with another device. Verify your device model is compatible (SI601, S1601, 51601). |
| Adapter feels unusually hot. | Overload or poor ventilation. | Disconnect the adapter and allow it to cool. Ensure it is used in a well-ventilated area and not covered. If overheating persists, discontinue use. |
| Visible damage to the adapter or cable. | Physical stress or wear. | Discontinue use immediately to prevent electrical hazards. Contact customer support for assistance. |
If the problem persists after attempting these solutions, please contact Kircuit customer support.
7. Specifications
| Feature | Detail |
|---|---|
| Input Voltage | 100V-240V AC |
| Input Frequency | 50/60Hz |
| Input Current | 0.3A |
| Output | Specific DC voltage and amperage for Sharper Image Travel Soother 20 (SI601, S1601, 51601) |
| Cord Length | Approximately 6.5 feet (2 meters) |
| Weight | 8 ounces (approximately 227 grams) |
| Safety Features | Overcharge Protection, Short Circuit Protection, Excess Voltage Protection, Over Temperature Protection, Overcurrent Protection |
8. Warranty and Support
Kircuit products are manufactured to high-quality standards. This AC adapter typically comes with a 3-year warranty from the date of purchase, covering defects in materials and workmanship under normal use. Please retain your proof of purchase for warranty claims.
For technical support, warranty inquiries, or further assistance, please contact Kircuit customer service through the retailer where the product was purchased or visit the official Kircuit support website (if available).