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Description: The 18650 power bank module converts 3.7V battery power to a stable 5V output capable of delivering up to 2A current. It is designed for creating portable power banks or charging modules using one or more 18650 lithium-ion batteries. This module ensures efficient power conversion with built-in protection features, making it ideal for charging USB devices such as smartphones, tablets, and other gadgets. Key Features:
Converts 3.7V to 5V
Output Current: Up to 2A
Supports single or multiple 18650 lithium-ion batteries
Built-in protection circuitry (overcharge, over-discharge, over-current, short circuit)
Compact and portable design
Technical Specifications:
Input Voltage: 3.7V (from 1 to 4 series 18650 lithium-ion batteries)
Output Voltage: 5V DC
Output Current: Up to 2A
Efficiency: Up to 90%
Charging Indicator: LED indicator
USB Output: Standard USB Type-A port
Protection: Overcharge, over-discharge, over-current, short circuit protection
Dimensions: Compact module size for easy integration
Applications:
DIY power banks
Portable USB chargers
Mobile devices charging modules
Emergency power supplies
Electronic projects requiring portable power