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XTAR VC4SL 21700 Battery Charger Fast Charging Usb C Power Bank For 18650 Batteries
Product Details:
| Place of Origin: | China |
| Brand Name: | XTAR |
| Certification: | CE/RoHS/ FCC |
| Model Number: | VC4SL |
Payment & Shipping Terms:
| Minimum Order Quantity: | 500 |
|---|---|
| Price: | $12.8/pcs |
| Packaging Details: | Color box |
| Delivery Time: | 7-30 Days |
| Payment Terms: | T/T |
| Supply Ability: | 2000pcs/day |
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Detail Information |
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| Port: | 4 X USB | Input: | 9V/2A |
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| Output Power: | 18 W | Material: | PC Fireproof Material |
| Output: | 3A | Model Number: | VC4SL |
| Brand Name: | XTAR | Product Name: | VC4SL Rechargeable Battery Charger |
| VC4S Feature 3: | Decrease Self-discharge Rate | Warranty: | 2 Year |
| Highlight: | XTAR 21700 Battery Charger,VC4SL 21700 Battery Charger,18W usb c power bank |
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Product Description
VC4SL Multi-functional Battery Charger with USB Type-C Fast Charging
XTAR VC4SL is a versatile 3.6V/3.7V rechargeable battery charger featuring USB Type-C port and fast charging up to 3A with comprehensive safety protections.
Key Features
- USB Type-C port with QC3.0 fast charging technology
- Compatible with 3.6V/3.7V Li-ion and 1.2V Ni-MH batteries
- Supports protected 21700 batteries
- Maximum 3A charging for single slot
- Manual charging current adjustment from 0.25A to 3A
- Battery capacity testing and storage functions
- Revives over-discharged batteries with 0V activation
- Multiple safety protection mechanisms
Product Overview
This advanced battery charger offers broad compatibility, supporting 0V activation and Type-C interface with 3A fast charging. It enables manual adjustment of multiple current levels, detects actual battery capacity, and extends battery lifespan. Constructed from flame-retardant ABS material, it incorporates intelligent identification and precise automatic power cutoff for convenient and safe operation. Internationally certified and complete with all necessary accessories.
Technical Specifications
| Model | VC4SL |
| Input | QC3.0 (5V3A/9V2A) |
| Constant Current | 3.6/3.7V Li-ion: 3Ax1/2Ax2/1Ax4/0.5Ax4/0.25x4 1.2V Ni-MH: 0.5A |
| Cut-Off Voltage | 3.6/3.7V Li-ion: 4.20±0.05V 1.2V Ni-MH: 1.45±0.1V |
| Cut-Off Current | ≤120mA |
| Operating Temperature | 0-40℃ |
| Size | L156mm × W115.5mm × H35mm |
| Net Weight | 212g |
Battery Compatibility
3.6V/3.7V Li-ion/IMR/INR/ICR: 10440, 14500, 14650, 16340, 17335, 17500, 17670, 18350, 18490, 18500, 18650, 18700, 20700, 21700, 22650, 25500, 26650, Flat-32650
1.2V Ni-MH/Ni-CD: AAA, AA, A, SC, C
About XTAR
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.
Company Innovation Timeline
2005: Launched PK flashlight, establishing foundation for battery and charging expertise
2009: Developed WP6 6-slot charger for diving flashlights with patented three-stage charging technology
2011: WP2II - First charger with 0V activation and USB output for reviving over-discharged batteries
2012: First charger with selectable charging current (0.5C) to extend battery lifespan
2014: VP2 - Market's first charger compatible with all lithium-ion battery voltages
2016: DRAGON VP4 Plus - First charger to precisely measure battery capacity & internal resistance
2019: Integrated charger with charging, capacity calibration, and storage functions
2020: BC4 - First universal charger for AA/AAA 1.5V lithium & 1.2V NiMH batteries
2023: Pioneered CVSA technology for precise, safer NiMH battery charging
2024: VX4 - First charger for 1.5V lithium batteries supporting 4 battery types
2025: Multiple innovations including L4 Pro, VX2 Pro, and L8 BOX with patented designs
Manufacturing Excellence
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.
Global Certifications
ISO-9001 Certification, CE Certification, FCC Certification, ROHS Certification
Frequently Asked Questions
Can I order samples for batteries, chargers, or flashlights?
Yes, we welcome sample orders to test and check quality. Mixed samples are acceptable.
What is the lead time for orders?
Samples require 1-2 days, mass production needs 3-7 working days. Custom logo products ship 7 days after payment.
Do you have minimum order quantity requirements?
Low MOQ available, with 5-10 pieces for sample checking.
How do you ship goods and what is the delivery time?
DHL, UPS, FedEx, TNT and other shipping methods available. Delivery time depends on chosen method. Air and sea shipping optional. Free shipment within US from our Texas warehouse.
Can I print my logo on products?
Yes. We have our own R&D Department and Factory. Both OEM and ODM services are available.
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