18650 Li-ion Battery Charger 1-Slot – Multi-Size Compatible
18650 Li-ion Battery Charger 1-Slot – Multi-Size Compatible
Alasicka 1-Slot Li-ion Battery Charger – Universal Compatibility, 6-Layer Protection
Keep your rechargeable batteries topped up and ready with the Alasicka LM101B Single-Slot Li-ion Battery Charger. Compact, lightweight, and built to handle a wide range of cylindrical lithium-ion battery sizes, this charger is the perfect everyday companion for flashlights, vapes, power tools, and other devices that rely on rechargeable cells.
Key Features
- Universal Battery Compatibility: Works with 26700, 26650, 26500, 25500, 22700, 21700, 20700, 22650, 22500, 18700, 18650, 18500, 18490, 18350, 17650, 16650, 16340 (RCR123), 14650, 14500, and 10440 Li-ion cells.
- Output Voltage: 3.7V–4.2V — optimized for standard Li-ion / Ni-MH / Ni-Cd rechargeable batteries.
- USB-Powered Charging: Charges via a universal USB Micro cable — plug into any USB adapter, power bank, or laptop for convenient charging anywhere.
- 6-Layer Safety Protection: Overcharge protection, overcurrent protection, over-temperature protection, short-circuit protection, reverse-connection protection, and over-discharge protection — keeping your batteries and devices safe.
- Durable Construction: Made from high-impact, tough plastic housing that resists cracking and daily wear.
- Compact & Lightweight: Measures just 105 × 25 × 29 mm and weighs only 26 g — easy to tuck in a bag, drawer, or travel kit.
- CE Certified: Meets CE safety certification standards.
Specifications
| Model | LM101B |
| Brand | Alasicka |
| Slots | 1 (Independent) |
| Output Voltage | 3.7V – 4.2V |
| Max Output Power | ≤37.5W |
| Power Input | USB Micro (DC) |
| Dimensions | 105 × 25 × 29 mm |
| Weight | 26 g |
| Certification | CE |
| Country of Origin | Made in China |
Note: Batteries are NOT included. Charger only. If you are unsure about battery compatibility, please contact customer support before purchasing.
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Learn more: EPA guidance on lithium-ion battery handling
Frequently Asked Questions
Q: What battery sizes are compatible with this 18650 li-ion battery charger?
A: This charger is compatible with a wide range of cylindrical li-ion cells including 18650, 26650, 26700, 14500, 18350, 18490, 21700, 20700, 16340 (RCR123), 10440, and many more. Refer to the full compatibility list in the product description to confirm your battery size.
Q: What power source does this charger use?
A: The charger is powered via a standard USB Micro cable (DC input), making it easy to use with any USB wall adapter, laptop USB port, or power bank. No proprietary adapter required.
Q: Does the charger come with batteries?
A: No, batteries are not included. The package contains 1 × battery charger unit only.
Q: Is this charger safe to use with my lithium-ion batteries?
A: Yes. The LM101B features six layers of built-in protection — overcharge, overcurrent, over-temperature, short-circuit, reverse-connection, and over-discharge — to keep both your batteries and devices safe during the charging process. It is also CE certified.
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.