Dual Slot Li Ion Battery Chargers 18650 21700 Lithium Ion Battery Charger Universal
Product Summary
SC2 dual-slot 3A fast charger for 18650/21700/26650 batteries. Features QC3.0 protocol, 0V activation, and 3-stage protection. Compact design with global certifications (CE/FCC/RoHS).
Product Custom Attributes
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,dual slot li ion battery chargers
,18650 nimh battery chargers
Basic Properties
Trading Properties
Product Description
Powerful 3A fast charger for 18650, 20700, 21700, 22650, 26650 Li-ion batteries (including protected types). Features QC3.0 support, 2A×2 / 3A×1 adaptive charging, 0V activation, and TC-CC-CV three-stage protection. Compact, travel-friendly design with smart Type-C port and LED indicators. Globally certified with worldwide insurance. Ideal for home, travel, and professional use.
- Fast Charging: Supports up to 3A fast charging for quick battery recovery
- Compact Design: Extreme compact size fits easily into pockets or bags
- Compatibility: Charges protected 20700/21700 batteries for versatility
- Intelligent Charging: QC3.0 protocol ensures efficient power delivery
- LED Indicator: Easy-to-read LED light shows charging status
| Model | SC2 |
| Input | QC3.0 (9V=2A/5V=2A) |
| Constant Current | 2Ax2 / 3Ax1 Max |
| End of Charge Voltage | 4.2±0.05V |
| End of Charge Current | ≤150mA |
| Operating Temperature | 0-40°C |
| Size | L105mm x W53mm x H27mm |
| Net Weight | 60g |

Established in 2006, XTAR is a leading provider of high-quality lithium-ion batteries, smart chargers, and LED flashlights. Based in Shenzhen, we integrate R&D, production, and sales to deliver innovative power solutions. With over 20 years of expertise, XTAR is your trusted partner for reliable energy products, offering customized solutions for OEM and wholesale clients.
We operate our own factory with efficient production processes ensuring precise production cycles. Manufacturing under our original brand guarantees product consistency and provides convenient maintenance and after-sales service. XTAR integrates the brand values of safety, reliability, and innovation into every product.


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CIt is High end product to charge the battery cells and to check and test the balance amount of power.
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DFast shipping! The charger arrived safely and was packed very carefully. The build quality feels premium and solid. Please note that it doesn't include a wall adapter (as described by the seller), which makes the price very reasonable. Excellent customer service from XTAR!
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DI am extremely impressed with the XTAR L4 battery charger! Its ability to handle both 1.5V Li-ion and 1.2V Ni-MH AA/AAA batteries simultaneously is a game-changer for my electronics. The USB-C port makes charging very convenient, and the LED indicators are clear and helpful. It feels high-quality, compact, and reliable. Highly recommended for anyone needing a versatile charging solution!
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