Introduction
This manual provides essential information for the safe and efficient operation of your RadioShack 4-Bay Smart Battery Charger. Please read this manual thoroughly before using the device and retain it for future reference.

Image: The RadioShack 4-Bay Smart Battery Charger, a compact black device with four charging bays visible from a top-down perspective.
Safety Precautions
- Use only rechargeable batteries (Li-ion, NiMH, AA, AAA) with this charger. Do not attempt to charge alkaline or carbon batteries.
- Indoor use only.
- Do not expose the charger to rain or moisture.
- Keep out of reach of children.
- Do not disassemble or modify the charger.
- Ensure proper battery polarity when inserting batteries.
- Unplug the charger from the power source when not in use or before cleaning.
Package Contents

Image: A red background with white text indicating the package contents, specifically "1 AA & AAA Battery Charger".
The package should contain the following items:
- 1 x RadioShack 4-Bay Smart Battery Charger
- 1 x USB Cable
Note: The product description indicates that a USB cable is included for power connection.
Setup
- Connect Power: Connect the charger's USB cable to a compatible USB power source (e.g., computer USB port, USB wall adapter, power bank). The charger is designed for 5V input.

Image: A visual representation highlighting the USB power feature of the charger, emphasizing its portability and ease of connection.
- Insert Batteries: Carefully insert rechargeable batteries (Li-ion, NiMH, AA, AAA) into the charging bays, ensuring correct polarity (+ and -) as indicated on the charger. The charger features four independent bays.

Image: A close-up view of the four charging bays, showing the spring-loaded negative contacts and fixed positive contacts for battery insertion.
Operating Instructions
The RadioShack 4-Bay Smart Battery Charger is designed for ease of use with automatic detection and optimization features.
- Automatic Battery Detection: Once batteries are inserted and power is connected, the charger will automatically detect the battery type (Li-ion, NiMH, AA, AAA) and adjust the charging current accordingly for optimal and safe charging.

Image: A visual emphasizing the smart charging capabilities of the device, showing its compatibility with various battery types like Li-ion, NiMH, AA, and AAA.
- Charging Status: The charger features a clear digital display to monitor the battery's health and charging status in real-time. Refer to the display for charging progress.
- Charging Time: Charging times vary depending on battery capacity and discharge level. The smart charging system will terminate charging once batteries are full.
Maintenance
- Cleaning: Disconnect the charger from the power source before cleaning. Use a soft, dry cloth to wipe the surface of the charger. Do not use liquid cleaners or abrasive materials.
- Storage: Store the charger in a cool, dry place away from direct sunlight and extreme temperatures.
- Handling: Handle the charger with care. Avoid dropping or subjecting it to strong impacts.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Charger not powering on. | No power from USB source; faulty USB cable; charger malfunction. | Ensure USB power source is active. Try a different USB port or adapter. Check USB cable for damage. If problem persists, contact support. |
| Battery not charging. | Incorrect battery insertion; non-rechargeable battery; battery is fully charged; faulty battery. | Re-insert battery ensuring correct polarity. Confirm battery is rechargeable (Li-ion, NiMH, AA, AAA). Check if battery is already full. Try charging a different battery. |
| Overheating during charging. | Poor ventilation; faulty battery. | Ensure charger is in a well-ventilated area. Remove battery if it feels excessively hot. Do not charge damaged batteries. |
Specifications

Image: The underside of the charger, displaying the product label with input/output details and certifications.
- Model: 2309330
- Input: DC 5V/1A
- Output: DC 1.2V
- AA: 200mA x 1-4pcs
- AAA: 100mA x 1-4pcs
- Compatible Battery Types: Li-ion, NiMH, AA, AAA
- Dimensions: 3.67 x 2.51 x 1.03 inches
- Weight: 2.56 ounces
- Material: Durable ABS plastic and metals
- Certifications: FCC, RoHS, Prop 65
Warranty and Support
For warranty information or technical support, please refer to the official RadioShack website or contact their customer service directly. Keep your purchase receipt as proof of purchase.
Official RadioShack Store on Amazon: RadioShack Store





