Specifications: Material: Aluminum Alloy Color: Gray Charging port: PD2.0 Operating temperature: 40-45 Compatibility: MacBook Air 2018 2019 2020 2021 (13 inches) MacBook Pro 2016 2017 2018 2019 2020 2021 (13 / 15/16) Note: 7-in-1 1*HDMI-compatible + 2*USB3.0 + 1*TF + 1*SD+ 1*USB-C PD port + 1* USB-C data port You need put all type-c plug in macbookthen it can be working. Do not fit with macbook(pro) which owns a Case/Cover. Unable to read drives with a capacity greater than 2TB. Not applicable to laptop cases. For a stable connection do not use this hub with high-power devices such as external hard drives.