Features: Experience bidirectional fast charging with our Battery Charging Module, delivering 100W power at 20V/5A for rapid energy transfer and enhanced operational efficiency. Equipped with intelligent boosting circuitry, this module supports diverse inputs and outputs, ensuring safe and efficient charging/discharging while providing real time battery percentage and current display. Ideal for users of power banks, energy storage systems, and outdoor enthusiasts who require frequent battery cycling with high safety standards and power management. Perfect for scenarios like backup power during outages, outdoor adventures, or mobile setups where fast and dependable energy conversion is essential. Built in protective features prevent overcharging and over discharging, extending battery life while maintaining compatibility with multiple devices for versatile applications. Specifications: Component:PCB Type C port:100W 20V 5A USB port:22.5W 4.5V 5A Size:Approx.5.6cm/2.2INCH Package Includes: 1Pc Battery Charging Module note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.