Power Bank 18650 5V 2.4A Lithium Battery Digital Display Charging Module Dual USB Output Band Display Booster

Power Bank 18650 5V 2.4A Lithium Battery Digital Display Charging Module Dual USB Output Band Display Booster

Overview

•  is a multifunctional power management module designed to build high-performance DIY power banks and portable charging solutions. This module combines battery charging, voltage boosting, dual USB output, and real-time digital display into a single compact board. It is ideal for electronics enthusiasts, technicians, and developers who want a reliable and feature-rich solution for lithium battery-powered systems.

• Power Bank 18650 5V 2.4A Lithium Battery Digital Display Charging Module Dual USB Output Band Display Booster supports standard 18650 lithium-ion batteries, making it widely compatible with commonly available rechargeable cells. By integrating multiple power functions into one module, it significantly reduces wiring complexity and overall project size.

Power Output and Charging Performance

• The module boosts the battery voltage to a stable 5V output with a maximum current of up to 2.4A. Therefore, it can easily power smartphones, tablets, development boards, wireless devices, and other USB-powered electronics.

• In addition, the dual USB output allows users to charge two devices simultaneously. This feature makes the module suitable for portable power banks and shared charging stations.

Digital Display and Monitoring

• One of the standout features of this module is the built-in digital display. It shows real-time battery voltage, charge status, or remaining capacity depending on the model version. As a result, users can monitor battery health and power usage accurately.

• Moreover, the display improves user experience by eliminating guesswork. Users know exactly when to recharge the battery or disconnect the load.

Battery Charging and Protection

• includes intelligent lithium battery charging control. It supports safe charging for 3.7V lithium-ion batteries up to a full charge of 4.2V using a regulated charging profile.

• Additionally, the module integrates essential protection features such as over-charge protection, over-discharge protection, over-current protection, and short-circuit protection. These functions help extend battery lifespan and improve system safety during daily use.

Design and Integration

• The compact PCB design allows easy installation inside power bank cases or custom enclosures. Clearly labeled pads and connectors simplify wiring and reduce the risk of incorrect connections.

• Furthermore, the module accepts standard USB input for charging, which ensures compatibility with phone chargers, power adapters, and USB ports.

Practical Applications

• This module is suitable for a wide range of portable power projects. Hobbyists and professionals alike use it to build reliable and efficient battery-powered systems.

Typical Applications

• DIY power banks using 18650 batteries

• Portable USB charging stations

• Battery-powered electronics projects

• Emergency backup power modules

• Educational and prototyping projects

Key Features

• Designed for 18650 lithium-ion batteries

• Stable 5V output with up to 2.4A current

• Dual USB output ports

• Integrated digital display for battery status

• Built-in voltage boost converter

• Intelligent charging and battery protection

• Compact and easy-to-integrate design

Datasheet (Technical Specifications)

• Product Type: Power bank charging and boost module

• Battery Type: 18650 lithium-ion (3.7V nominal)

• Charging Voltage: 4.2 V

• Input Voltage: 5 V (USB input)

• Output Voltage: 5 V (boosted)

• Maximum Output Current: 2.4 A

• USB Outputs: Dual USB ports

• Display: Digital LED display

• Protection Features: Over-charge, over-discharge, over-current, short-circuit

• PCB Size: Compact module form factor

• Usage Environment: Indoor and portable electronic applications

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