4-Slot 18650 Lithium Battery Charger AC 110V/220V | SEamopar
4-Slot 18650 Lithium Battery Charger AC 110V/220V | SEamopar
SEamopar 4-Slot 18650 Lithium Battery Charger
Keep all your rechargeable lithium batteries topped up and ready to go with the SEamopar 4-Slot Battery Charger. Designed for universal compatibility, this compact charger handles multiple popular battery sizes simultaneously — perfect for flashlights, cameras, vapes, power tools, and everyday electronics.
Whether you need to charge 2, 3, or all 4 batteries at once, this versatile charger adapts to your needs. Its dual-voltage AC input (110V/220V) makes it equally at home in the US or when traveling internationally.
Made in Mainland China.
Key Features
- 4 Independent Charging Slots — charge 2, 3, or 4 batteries at once in any combination
- Wide Battery Compatibility — supports 18650, 14500, 16340, 16650, 14650, 18350, and 18500 cells
- Universal Voltage Input — AC 110V/220V dual voltage; suitable for use worldwide
- 3.7V Rechargeable Lithium Support — designed specifically for 3.7V Li-ion battery chemistry
- Output Power ≤37.5W — efficient and stable charging output
- Compact & Lightweight Design — easy to store at home or pack for travel
- Safe Charging — built to handle standard lithium cell charging safely and reliably
Specifications
| Brand | SEamopar |
| Slots | 4 (supports 2×, 3×, or 4× configurations) |
| Compatible Battery Sizes | 18650, 14500, 16340, 16650, 14650, 18350, 18500 |
| Battery Chemistry | 3.7V Rechargeable Lithium-Ion |
| Input Voltage | AC 110V / 220V (Dual Voltage) |
| Output Power | ≤37.5W |
| Connection Type | USB |
| Display Screen | No |
| Origin | Mainland China |
What's in the Box
- 1× SEamopar 4-Slot Battery Charger
Great Pairings for Your Electronics Kit
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Learn more: EPA guidance on lithium-ion battery handling
Frequently Asked Questions
Q: Which battery sizes are compatible with this 4-slot charger?
A: This charger is compatible with a wide range of 3.7V rechargeable lithium-ion batteries, including 18650, 14500, 16340, 16650, 14650, 18350, and 18500 sizes — covering the most commonly used cylindrical lithium cells.
Q: Can I use this charger outside the United States?
A: Yes! The SEamopar charger features a universal dual-voltage input (AC 110V/220V), making it suitable for use in most countries around the world. Just ensure you have the appropriate plug adapter for your destination's outlet type.
Q: Do I have to charge all 4 slots at the same time?
A: No — you can charge 2, 3, or 4 batteries simultaneously in any slot combination. You don't need to fill all four slots for the charger to operate.
Q: Does this charger have a display screen or battery status indicators?
A: This model does not include a display screen. It is a straightforward, no-frills charger focused on reliable, efficient lithium-ion battery charging without additional digital readouts.
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.