Smart 18650 Battery Charger Efan S4 4 Slot Fast Charging Lithium Ion Battery Charger for 18650 21700
* Innovative touch screen design. No any button
*All in one. Charge, discharge, capacity test and resistance test
*All- around. Highly visible and intuitive LCD screen display
* 4 optional charging modes. 2A 100% fast charge
* Expanded to compatibility to support : 3.7V(3.6v) 3.8V , 3.2Vand 1.2V batteries
* Independently control each single channel
* Intelligent temperature control
* 0V battery recovery
* Protection of opposite connection and short circuit
* Global product liability insurance
Specifications
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Unique Design: Specially designed for the device
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Quality Certifications: CE, RoHS
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Warranty: Long-term warranty
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MOQ: Low minimum order quantity
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Price: Competitive
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Weight: 1200g / piece
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Input: EU/UK/US/AU Adapter-12V 5A
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Product Size: 23.7*10.5*5.3cm
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Compatible Size: 14500 / 14650 / 16340 / 16650 / 18350 / 18490 / 18500 / 18650 / 18700 / 20700 / 21700 / 22650/ 22700 / 25500 / 26650 / 26700
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Output: 4.35V 2A
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S4 LCD charger is compatible with almost all types of cylindrical rechargeable batteries including 3.7V(3.6V)
3.8V Lithium-ion battery and 1.2V Ni-Mh/Ni-Cd batteries.
Compatible with IMR/ Li-ion /LiFePo4/Ni-Mh/Ni-Cd batteries (10440 16340 14500 16650 17500 17670 18350 18500 18650 18700 22650 26650) AA AAA S C, D batteries.
4*18650，3*26650，4*21700，4*20700
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What products does YiFang offer?
YiFang specializes in batteries, chargers, battery packs, and power solutions, including Li-ion, LiMn (IMR), Ni-MH, and LiFePO₄ batteries.
Does YiFang provide OEM/ODM services?
Yes, we offer flexible OEM and ODM customization, including product design, specifications, and packaging to meet your exact requirements.
What industries use YiFang products?
Our products are widely used in e-cigarettes, UAVs, balance scooters, electric bikes, electronic equipment, toys, flashlights, and other commercial and industrial applications.
What is YiFang’s production capacity?
YiFang operates its own factory with automated production lines, producing up to 100,000 units daily, ensuring consistent quality and timely delivery.
How can I contact YiFang for orders or inquiries?
You can contact us via our website inquiry form, email, or phone. Our team is ready to provide professional guidance and customized solutions.
What industries use YiFang products?
Our products are widely used in e-cigarettes, UAVs, balance scooters, electric bikes, electronic equipment, toys, flashlights, and other commercial and industrial applications.
What industries use YiFang products?
Our products are widely used in e-cigarettes, UAVs, balance scooters, electric bikes, electronic equipment, toys, flashlights, and other commercial and industrial applications.
What warranty and after-sales support does YiFang offer?
We provide 6–12 months warranty, responsive customer support, and global insurance coverage for long-term reliability and customer peace of mind.