Product: 1x Thunderbolt 3 to Thunderbolt 2 Adapter Type C Cable USB For Macbook Air Pro This adapter is for one-way transmission only. It can transmit from Thunderbolt 3 (USB-C) to Thunderbolt or Thunderbolt 2, for macOS Sierra or later. Features: 1. The latest USB 3.1 Type C interface can be used both forwards and backwards. 2. Perfect for miniDP video multi-function applications. 3. High-performance digital chip processing. 4. Product input: USB 3.1 Type C (DP mode) 5. Product output: MINIDP 6. Operating environment: 0 to 65 degrees Celsius, relative humidity: 5% to 95% [Product Application] Widely used in: the latest generation of laptops, mobile phones, tablets, etc. with USB 3.1 Type C (DP mode) interface are connected through this conversion cable and converted to MINIDP multi-function output. Suitable for: For MacBook Air (Retina, 13-inch, 2018 and later) For MacBook Pro (13-inch, 2016 and later) For MacBook Pro (15-inch, 2016 and later) For iMac (Retina 4K, 21.5-inch, 2019) For iMac (Retina 4K, 21.5-inch, 2017) For iMac (Retina 5K, 27-inch, 2019) For iMac (Retina 5K, 27-inch, 2017 and later) For Pro (2017) For Mac mini (2018) Package includes: 1 x adapter