DAOKAI 6-32V 9V 12V 24V to 5V Fast Charging Module 4 Port USB QC30 QC20 DC-DC Buck Converter Step-Down Quick Charger Circuit Board with USB Cable 24AWG Wire From the About us We mainly provide various modules with different functions, soldering practice kits, limit switches, 3D printer accessories, adapters and other electronic related products to meet your needs. Demand for different kinds of electronic products. The crafting possibilities are almost endless for as long as your imagination allows. What we do? Here you can find electronic products and accessories such as voltage conversion modules, charging boards, relay modules, DIY welding modules, audio modules, sensor modules, limit switches, etc. Why do we love what we do? Electronic components play a very important role in the circuit, which has the advantages of convenient maintenance, cost saving and high reliability. We are committed to providing you with high-quality and low-cost electronic components, providing you with new circuit knowledge and enhancing your hands-on ability. Switch Electronic Module Connector Electronic Parts Product description Description: Supply Voltage: 6V- 32V Output Voltage: Default 5V(Automatically adjust from 3v to 12V after triggering fast charge) Output Power:24W Max(5V/3.4A, 9V/2.5A, 12V/2A, etc.) Conversion Efficiency: 90%-97% Size: 35 x 17 x 8.5mm/ 1.4 x 0.7 x 0.3 inch (LxWxH) Protections: Input Over-Voltage Protection; Input Under-Voltage Protection; Input Over-Current Protection; Output Over-Current Protection; Output Short-Circuit Protection; Over-Temperature Protection. Support Multiple Fast Charging Protocols: Support for DCP protocol, for BC1.2, for Apple, for Samsung protocol Support for Huawei Fast Charge Protocol FCP/SCP Support for Huawei Fast Charge Protocol AFC Support for Spreadtrum Fast Charge Protocol SFCP Support for Qualcomm QC2.0 and 3.0 Support for MTK PE1.1/PE2.0 Package Included: 1 x 4 Port USB QC3.0 QC2.0 DC-DC Buck Converter 1 x DC Power Cable