Features: DC5521 female to Micro USB/Mini USB/Type-C male adapter, with multifunctional applications, provides you with flexible and convenient charging solution to meet the charging needs of different devices. You can use this adapter to connect chargers that originally could only use 5521 female connectors to various devices for charging, providing wider compatibility and flexibility. Simple design, convenient insertion and removal, and no complex operation process, so it is plug and play. Made of quality materials, it has good durability and stability, prevents problems such as overvoltage, overcurrent, and short circuit, and provides reliable charging protections. Small, lightweight, and easy to carry, whether you are at home, in office, or travel, you can carry it with you for convenient charging. Specifications: Material: PVC and metal terminals Color: Black Type: Mini USB, Micro USB, Type-C(optional) 5.5x2.1mm female to Mini USB male, suitable for gaming consoles, MP3, MP4, PDAs, driving record, headphones, cameras, speaker, and other devices. 5.5x2.1mm female to Micro USB male, suitable for devices such as mobile phones, tablets, mouse, keyboards, headphones, speaker, monitoring, desk lamps, etc. 5.5x2.1mm female to Type-C male, suitable for charging devices such as mobile phones, tablets, mouse, keyboards, cameras, headphones, speaker, monitoring, and power banks. Voltage Application Instructions: When the charging voltage is 5V, the external power adapter voltage must also be 5V, and the current limit is within 2A; When the charging voltage is 9V, the external power adapter voltage must also be 9V, and the current limit is within 2A; When the charging voltage is 12V, the external power adapter voltage must also be 12V, and the current limit is within 2A;. Package Includes: 1x Adapter note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution.