18650 Li-ion Battery 3.7V to 5V Power Bank Module

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