Advanced Charging Technology: This Type-C USB Lithium Battery Charging Module supports quick charge technology, ensuring your devices charge faster than conventional charging. It's perfect for high-demand applications like electric toys, providing a swift and efficient power boost. Wide Voltage Compatibility: Operating within a voltage range of 4.5V to 15V, this module is versatile for various battery setups in DIY projects. Whether you're assembling a custom gadget or a portable power solution, this module adapts seamlessly to your voltage requirements. Enhanced Safety Features: Equipped with temperature protection, this charging module prevents overheating, ensuring safe operation from -20 to 85 degrees Celsius. It's designed to safeguard your devices and batteries against excessive temperatures, promoting and reliability. and Reliable: this module guarantees high-quality construction and dependable performance. It's a new, unopened product, ensuring you receive a top- device. Efficient Power Management: With a dissipation power of 18W, this module efficiently manages the transfer between your power source and battery. It's ideal for maintaining optimal charging conditions, thus extending the battery life of your electronic toys or custom projects. Description/Features: This innovative module is designed for versatile applications, particularly excelling in high-power power bank projects. Specifications: 1. Compact design with high power output, delivering 3A current and up to 18W. 2. Supports 4.5-15V input for versatile voltage regulation in 1-5 series of lithium-ion or lithium polymer batteries. 3. Features adaptive charging current regulation, compatible with all USB interface charging. 4. Includes built-in fast charging protocols with options for 9V or 12V input. 5. Advanced charging stages with short circuit protection and a 3-color LED indicator for charging status. 6. Automatically adjusts between boost or buck mode depending on input and battery voltage. 7. Operates effectively within a temperature range of -20 ℃ to 85 ℃. 8. Ideal for multi-series lithium battery charging, high-power charging bank modifications, and solar charging applications. Matters Needing Attention: * Avoid reverse battery connection to prevent damage. * Test the charging indicator on the module before connecting the battery. * Use adequately thick wires for reliable charging current. * the battery is equipped with a protective plate. Color: Black Material: Plastic+Metal Specification: 3S Package Contents: 1 Lithium Battery Charging Module Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.