The type C extended clamp mother base is converted into a USB male adapter product, with one end consisting of the type C24p extended clamp mother base and the other end consisting of a USB male, connected by a PCB board in the middle. The product adapter can easily solve the problem of device interface mismatch, such as converting a USB interface charger to a type C interface to charge iPhone devices. The charging head of iPhone devices is usually a type C male, and the USB interface charging head is connected to the product adapter USB male. The type C head at one end of the Apple charging data cable is connected to the product adapter type C female socket, and the Apple head can be connected to the Apple phone to charge iPhone devices. The type C female to USB male adapter has OTG function and belongs to one of the OTG categories. The product adapter is paired with a type C male to male data cable, which can allow the phone to connect to the computer for charging and transferring files, or allow the iPad tablet to connect to the computer for transferring pictures, videos, downloading software, and other operations. The product can be connected to devices: USB male to type c female USB terminal can be connected to computers, car chargers, power packs, charging heads and other devices, and type c terminal can be connected to mobile phones, tablets, headsets, Portable storage device and other devices.