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18650 Dual Port USB Battery Charger for Li-ion Cells

K-TECHNICS
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Features

  • Dual-slot charging (charge 2 batteries at once)
  • USB powered (5V input)
  • Compatible with 18650 Li-ion batteries and similar cells
  • Intelligent charging control for safety
  • Overcharge, overcurrent, and short-circuit protection
  • LED indicators for charging status
  • Compact and portable design
  • Easy plug-and-play operation

Technical Specifications

Parameter Specification
Input Voltage DC 5V (USB)
Output Voltage 4.2V per slot
Battery Type 18650 Li-ion rechargeable cells
Charging Slots 2 independent channels
Charging Method Constant current / constant voltage
Protection Overcharge, overcurrent, short circuit
Indicator LED status lights
Material ABS Plastic
Port Type Micro USB / USB input (varies by model)

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