sandisk ixpand

Listings show 128 GB and 256 GB capacities.

Listings include Lightning and USB connectors — specifically USB-A/USB 3.0 and micro USB.

When plugged in, the drives can free up iPhone space and automatically back up photos, videos, and contacts.

Yes — you can password-protect files using the iXpand app so those files stay protected across iPhone, PC, and Mac.

The listings show a 1 Year Limited Warranty on one item and a 2 Year Limited Warranty on another.

Models use a dual-purpose swivel to protect the connectors and include a keyring hole for easy portability.

No — product details list "Battery: No Battery Used" for the drives shown.