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Build a smart DIY power bank with universal compatibility using the Electrobot 3-Port USB Power Module, designed for use with standard 18650 lithium batteries. This advanced module offers support for Type-C, Lightning, and Micro USB input, making it incredibly convenient for a variety of charging setups.
The board delivers up to 5V 2.4A dual USB output, suitable for fast-charging smartphones, microcontroller boards, Bluetooth speakers, and other USB-powered gadgets. The large digital LED display provides clear feedback on battery percentage, voltage, and operational status.
Equipped with a high-efficiency boost converter, the module steps up your 3.0V–4.2V battery input to a stable 5V output while safeguarding your devices with multiple protection circuits – including overcharge, undervoltage, short-circuit, and thermal protection.
Ideal for hobbyists, engineers, and students, this board is perfect for creating portable power packs, STEM learning projects, solar charging kits, and embedded power solutions.
🔧 Applications:
📦 DIY Power Bank for Phones and USB Devices
🔌 Embedded Power Supply for Arduino or Raspberry Pi
🧪 STEM Education Kits and Electronics Projects
🔋 Battery-Powered IoT Prototypes
☀️ Solar Rechargeable Gadget Power Base
⚡ Triple Input Support (Type-C, Micro USB, Lightning): Flexibly recharge your DIY power bank using your preferred cable – no adapter needed.
🔋 Dual USB Output Ports (5V 2.4A Max): Easily charge two devices simultaneously with high efficiency and fast output.
💡 LED Display Screen: Real-time percentage-based battery indicator plus clear display of input/output status and charging mode.
🔒 Multi-Level Protection Circuit: Built-in safety features for overcharge, over-discharge, short circuit, overcurrent, and voltage spike protection.
🛠️ Designed for 18650 Lithium Battery (3.0V–4.2V): Connect directly to B+ and B- pads; ideal for DIY portable chargers and STEM kits.
🎯 Compact & Lightweight: Just 6.5 cm x 2.5 cm and only 10.4g – perfect for integration into handheld or compact enclosures.
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