TP4056 Charger + Booster module

This module is a compact solution for charging and powering single-cell 3.7V lithium batteries (such as 18650 or polymer batteries). It supports both charging and boost output functions, making it ideal for portable electronic projects. With built-in protection features and clear LED indicators, it ensures safe and reliable performance.
Wide input voltage range: 4.2V–6.5V (recommended 5V).

• Adjustable boost output: 4.2V–28V, up to 5W power.
• Constant current/constant voltage charging with over-temperature protection.
• 0V battery activation and 2.9V trickle charging support.
• Programmable charging current up to 1A (linear charging).
• Soft start to limit inrush current.
• Reverse connection and discharge protection (depending on model).
• Dual LED indicators for charging, standby, and fault status.
• Type-C input interface and solder joint input options.