A female Lightning to male USB-C adapter that supports only charging and data transfer would generally include the following features:

1. Female Lightning Connector:

   • A female Lightning port that allows you to plug in the male Lightning cable.

2. Male USB-C Connector:

   • A male USB-C connector to plug into a USB-C cable or USB-C enabled device like laptops, chargers, or power banks.

3. Supports Data Transfer:

   • The adapter allows for data transfer between the Apple device (iPhone, iPad, etc.) and a USB-C host device, enabling file transfers, syncing, and communication between the devices.

4. Supports Charging:

   • It provides charging capabilities for your Apple device through the USB-C source, including the potential for faster charging if USB Power Delivery (PD) is supported by both devices.

5. Compact Design:

   • Small, lightweight form factor, making it easy to carry around or use with multiple devices.

6. Plug-and-Play:

   • Typically doesn’t require additional drivers or software to function, simply plug it in and it should work for both charging and data transfer.

7. No Audio or Video Output:

   • It doesn’t support video (e.g., HDMI) or audio output (e.g., for headphones or speakers).