Efan Unique X4, Battery Charger, 18650 Charger, LCD display Universal Charger suppliers
Input Power:DC 12V, 2A
Charging Modes (CC Current):0.25A ±20mA / 0.5A ±30mA / 1A ±50mA / 2A ±50mA
Cut-Off Voltage:4.2V ±0.02V
TC (Current Ripple):≤55mA (all current modes)
Auto Recharging Threshold Voltage :3.9V ±0.15V
Detection Precision:±0.02V
Operation Temperature:0~40°C
Storage Temperature:0~70°C
Weight:550g / pc
USB Adapter TypeP:US / EU / UK / AU
Product Description
Efan X4 Intelligent Battery Charger — Universal charger with LCD display, USB output, and car charger support. Capable of charging multiple battery types with intelligent detection and optimized safety features.
Features
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4 optional charging modes: 0.25A / 0.5A / 1A / 2A
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Charges 4 batteries simultaneously
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Each slot monitors and charges independently
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USB output for mobile devices
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Compatible with and identifies:
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Li-ion / IMR: 26650, 22650, 18650, 17670, 18490, 17500, 18350, 16340 (RCR123), 14500, 10440
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Ni-MH / Ni-Cd: AA, AAA, AAAA, C
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Optimized charging for IMR batteries
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Integrated LCD panel displays charging parameters and progress
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Two side buttons for easy selection of battery type and charging parameters
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Intelligent circuitry detects battery type and status
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Automatically selects appropriate voltage and charge mode
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Compatible with small capacity batteries
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Automatic stop when charging completes
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Overcharge and reverse polarity protection
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Temperature monitoring to prevent overheating
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Durable ABS construction (fire retardant / flame resistant)
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RoHS and CE certified
Package Contents
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Charger ×1
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Car charger ×1
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US/EU plug ×1
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English manual ×1
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Gift box ×1
Specifications
| Specification | Details |
|---|---|
| Input Power | DC 12V, 2A |
| Charging Modes (CC Current) | 0.25A ±20mA / 0.5A ±30mA / 1A ±50mA / 2A ±50mA |
| Cut-Off Voltage | 4.2V ±0.02V |
| TC (Current Ripple) | ≤55mA (all current modes) |
| Auto Recharging Threshold Voltage | 3.9V ±0.15V |
| Detection Precision | ±0.02V |
| Operation Temperature | 0~40°C |
| Storage Temperature | 0~70°C |
| Weight | 550g / pc |
| USB Adapter Type | US / EU / UK / AU |
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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.