Connect a USB Device to Your New MacBook The EZQuest USB-C Thunderbolt 3 to USB-A Female Mini Adapter lets you connect your USB devices including a thumb/flash drive: mouse: keyboard: or printer to a New MacBook or USB-C Thunderbolt 3 ready computer. The EZQuest USB-C Thunderbolt 3 to USB-A Female Mini Adapter lets you charge/sync your iPhone: iPad: or smartphone to a USB-C Thunderbolt 3 ready MacBook: computer or other USB-C Thunderbolt 3 powered devices. Compatible with USB 3.0/2.0 and USB-C Ready Devices with OTG Now you can access information from your USB 3.0 hard drives and other devices. With this adapter: you can also connect to older peripherals that support USB 2.0: as well as USB-C ready devices with OTG support for smartphones and tablets. No Interference Anodized aluminum design minimizes EM interference: for clear and capable connection with no hassle of interference waves to disrupt you on your computer. Charge Smart Device with Your Protective Case Still On EZQuest's USB-C Female Mini Adapter is designed with a durable white PVC spacer that not only strengthens and protects the metal USB-C connector: but adds length so that smart devices can be charged without removing their protective cases.