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Power Bank Circuit LED Dual USB 5v 2.4a Micro Type C Lightning USB 18650 Charger in Bangladesh
Power Bank Circuit LED Dual USB 5v 2.4a Micro Type C Lightning USB 18650 Charger in Bangladesh

Power Bank Circuit LED Dual USB 5v 2.4a Micro Type C Lightning USB 18650 Charger

SKU: 250721004910

Brand: Made in China

Warranty: 3 Days

Model: N/A

৳ 210.05

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Category: Charger

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Description of Power Bank Circuit LED Dual USB 5v 2.4a Micro Type C Lightning USB 18650 Charger

The Power Bank Circuit Board is a versatile dual USB power bank module designed for DIY enthusiasts and professional makers. This 18650 power bank charging board delivers a stable 5V 2.4A USB output and supports Micro USB, Type-C, and Lightning inputs, making it a complete DIY power bank circuit solution. Built as a power bank PCB with LED display and a 18650 battery charger module, it also serves as a reliable power bank replacement board for repairs or upgrades.

Featuring advanced safety functions, this lithium battery charging module includes 0V charging support, overcharge protection charger board, and short circuit protection USB module to ensure safe operation. Ideal for portable power bank DIY kits, mobile phone charging, and other USB power supply module applications, it is the perfect choice for building or restoring high-performance power banks.

Key Features


  • LED digital display shows battery charge level during charging, remaining power during discharging (auto-off after 30 seconds, resume with double-click), and provides accurate power indication after a full charge–discharge cycle.
  • Built-in safety protection with overcharge protection (4.20 ± 0.05V detection, 4.10 ± 0.05V release, < 200 ms response), over-discharge protection (3.00 ± 0.10V detection, 3.10 ± 0.10V release, < 100 ms response), and short-circuit protection (< 50 µs detection with load cut-off recovery).
  • Low power consumption with ≤ 60 µA normal current and ≤ 50 µA standby current.
  • Supports multiple input options, including Micro USB, Type-C USB, and Lightning (iPhone).
  • Dual USB output provides stable 5V with a maximum combined current of 2.4A.

Technical Specifications


Feature

Specification

Board Size

67 mm × 27 mm

Internal Resistance (PCM)

≤ 65 mΩ

Allowed 0V Charging

Yes

Constant Current

2.4A

Input Voltage (B+ to B−)

3.0 – 4.2V

Max Continuous Charge Current

1.5A

Max Continuous Discharge

2.4A

Operating Temperature

-5°C to +45°C

Wiring & Usage Notes


  • Battery Connection:
    • Positive → B+
    • Negative → B−
  • Polarity Warning: Do not reverse connection – incorrect wiring will permanently damage the board.
  • Use a 5.0V adapter for charging.
  • Suitable for portable backup power and external USB power supply applications.

Application


  • DIY portable power banks
  • Fast charging for phones & gadgets
  • Emergency backup power
  • USB-powered electronics
  • Power bank replacement boards

Packaging Details


  • 1 × Power Bank Circuit LED Dual USB 5v 2.4a Micro Type C Lightning USB 18650 Charger


Power Bank Circuit Board Dual USB DC 5V 2.4A with LED Display – Frequently Asked Questions


What is a Dual USB 5V 2.4A Power Bank Circuit?
It’s a DIY power bank charging module with dual USB output, supporting Micro USB, Type-C, and Lightning inputs for charging lithium-ion 18650 batteries.
Which battery type does this power bank board support?
Supports 18650 lithium-ion batteries (3.0V – 4.2V) with overcharge, over-discharge, and short-circuit protection.
What are the input ports on this 18650 charging module?
It includes Micro USB, Type-C, and Lightning input ports for universal charging compatibility.
What is the output capacity of this DIY power bank module?
Dual USB ports provide 5V 2.4A maximum output, ideal for charging smartphones and portable devices.
Does the power bank circuit have an LED display?
Yes. The LED digital display shows battery percentage while charging or discharging.
Does this 18650 charger module have overcharge protection?
Yes. Overcharge protection activates at 4.20V and releases at 4.10V.
Is there over-discharge protection in this power bank board?
Yes. It cuts off power when the battery voltage drops to 3.0V and resumes at 3.1V.
Does it have short-circuit protection?
Yes. Short-circuit protection works within 50 microseconds to prevent damage.
Can this module charge a completely dead (0V) lithium battery?
Yes. It supports 0V battery charging for lithium-ion cells.
What is the size of this DIY power bank circuit board?
The PCB measures 67 mm × 27 mm​​​​​​.
What is the recommended working temperature?
For best performance, use between -5°C and +45°C.
What happens if the battery polarity is reversed?
Connecting the battery incorrectly will permanently damage the board. Always connect B+ to the positive terminal and B− to the negative terminal.


Attention 


Note: This item is non-returnable. If this item arrives damaged or is not functioning properly, don't hesitate to get in touch with us to determine if further actions may be taken.


Need Help?


Our engineers are available to assist you. If you have any queries, please leave a comment below or call 09678110110 from 09:00 am to 08:00 pm (7 days a week). You can also reach us via Live Chat or Facebook Inbox

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Power Bank Circuit LED Dual USB 5v 2.4a Micro Type C Lightning USB 18650 Charger

৳ 210.05

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What is the price of Power Bank Circuit LED Dual USB 5v 2.4a Micro Type C Lightning USB 18650 Charger in Bangladesh?

The latest and best price of Power Bank Circuit LED Dual USB 5v 2.4a Micro Type C Lightning USB 18650 Charger in Bangladesh is BDT 210.05 Taka. You can purchase the Power Bank Circuit LED Dual USB 5v 2.4a Micro Type C Lightning USB 18650 Charger at the best price on TechShopBD.com or visit our office to pick yours up today.

Where to buy a Power Bank Circuit LED Dual USB 5v 2.4a Micro Type C Lightning USB 18650 Charger in Bangladesh?

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