Convenient & Durable: This is 8 pack usb c to usb and usb a to usb c otg adapter,Durable aluminum alloy shell material,used to turn all you usb-a ports of laptops,chargers,or other devices into a usb-c port,gives you the ability to connect usb-c peripherals to devices with usb-a ports. Easy to Use: No installation required,Simply plug and work.These usb c to usb adapter support Data Sync and Charge transfer. USB C Female to USB Male Adapter Compatibility: This type c to usb adapter support USB 2.0,offers data transfer speed of 40-60 MB/S (480Mbps),and up to 2.4 Amp of output currentsupports a stable charging speed, up to 5V/3A, 9V/2A. USB C Male to USB Female Adapter Compatibility:This usb c to a adapter support USB 3.0,offers data transfer speed of 625 MB/S (5Gbps),and up to 2.4 Amp of output current.Compatible with MacBook Pro 2024/2024/2024/2018/2017/2016, MacBook 2018/2017/2016/2015, iPad Pro 2024/2018, Pixelbook, Galaxy Book, Pixelbook, Dell XPS 15 / XPS 13, Surface