Features High quality: 100% brand new, high quality, reliable and safe, perfect replacement for old or bad. Input and Output Voltage The input voltage range of this module is 6V to 32V, and the output voltage is 5V by default, it will be automatically adjusted after triggering fast charging, with stable performance and strong practicality. High Efficiency The module has the function of output line compensation, and the charging speed is fast, which greatly shortens the charging time and adds convenience to your life. Multiple Protection This module has input over-voltage, undervoltage and over-current protection, output over-current and short circuit protection, and over-temperature protection. It is safe and reliable to use, has a variety of functions and has obvious effects. Application This module can be used for solar panels for charging mobile phones, charging cars to DIY, driving recorder power supplies, household power supply, DIY smart sockets, fast charging adapter, exquisite workmanship and long service life. Specification: Item type: fast charging module. Material: PCB. Input voltage range: 6-32V Output voltage: standard 5V, automatic adjustment between 3-12V after triggering the fast charge Output power: limited 5V 3.4V, 9V 2.5A, 12V 2A, etc. Support fast charging protocol: support for DCP protocol, for BC1.2, for iOS, for Samsung protocol, support for Huawei FCP SCP, support for Spreadtrum fast charge protocol SFCP, support for Qualcomm QC2.0 and 3.0, support for MTK PE1. 1 x PE2 0 Usage: solar panel for charging mobile phones, charging cars DIY, driving recorder power supplies, household power supplies, DIY smart sockets, quick charging adapter Package list: 4 x fast charging module Package List 4 x Fast Charge Module