Smart 4-Slot AA AAA USB Battery Charger with LED Indicator
Smart 4-Slot AA AAA USB Battery Charger with LED Indicator
Alasicka Smart 4-Slot AA/AAA Ni-MH/Ni-Cd Battery Charging Hub
Keep your rechargeable batteries topped up and ready to go with the Alasicka N4009 Smart Battery Charger. Designed for everyday convenience, this compact 4-slot charging hub works with both AA and AAA 1.2V Ni-MH and Ni-Cd rechargeable batteries — ideal for remotes, toys, cameras, flashlights, and more.
Key Features
- 4 Independent Charging Slots: Charge 1 to 4 batteries simultaneously. Each slot operates independently, so you can mix battery brands, sizes (AA or AAA), and capacities in one session.
- USB Powered (DC 5V/2A): Plug into any USB adapter, power bank, or computer — perfect for home, office, or travel use.
- Smart LED Indicators: Real-time LED display shows each battery's charging status at a glance, so you always know when your batteries are ready.
- Fast Charging Output: Delivers up to 480mA total output (120mA per slot), efficiently recharging AA or AAA batteries whether charging 1, 2, 3, or 4 at a time.
- Multiple Safety Protections: Built-in over-temperature, over-current, and short-circuit protection mechanisms safeguard both the charger and your batteries.
- CE Certified: Meets European safety and performance standards for peace of mind.
- Compact ABS Body: Lightweight, durable ABS construction available in classic Black or White.
Technical Specifications
| Compatible Batteries | 1.2V AA / AAA Ni-MH & Ni-Cd rechargeable batteries only (NOT for 1.5V batteries) |
| Input | DC 5V / 2A (via USB) |
| Output | 1.2V DC, 480mA total / 120mA per slot |
| Number of Slots | 4 independent slots |
| Display | LED indicator per slot |
| Material | ABS plastic |
| Color | Black / White |
| Certification | CE |
What's in the Box
- 1 × Alasicka N4009 Battery Charger
- 1 × Micro USB Cable
- Note: Batteries are NOT included.
Made in Mainland China.
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Learn more: EPA guidance on lithium-ion battery handling
Frequently Asked Questions
Q: Can I charge AA and AAA batteries at the same time in this charger?
A: Yes! All 4 slots operate independently, so you can charge a mix of AA and AAA 1.2V Ni-MH or Ni-Cd batteries simultaneously — even from different brands or with different capacities.
Q: What power source do I need to use this battery charger?
A: The charger requires a DC 5V/2A USB power source. You can connect it to a USB wall adapter, a power bank, or a computer's USB port using the included Micro USB cable — making it versatile for home, office, and travel use.
Q: Will this charger work with 1.5V alkaline or lithium AA/AAA batteries?
A: No. This charger is designed exclusively for 1.2V Ni-MH and Ni-Cd rechargeable batteries. It is NOT compatible with 1.5V alkaline, lithium, or any non-rechargeable battery types. Using incompatible batteries may cause damage.
Q: How do I know when my batteries are fully charged?
A: Each slot has its own LED indicator that provides real-time status updates. The LED display lets you monitor the charging progress of each battery individually without guessing.
Production & Packaging Notice
To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.