Amazon Photos offers unlimited full-resolution photo storage and 5 GB of video storage for Prime members in select countries, while non-members get 5 GB of storage. Users can view and share photos on various devices and set them as screensavers on Fire TV, Echo Show, or Echo Spot. The app can be set to automatically back up photos and videos from a phone, and once stored, users can free up space on their devices. Prime members can also share their unlimited storage with five others through the Family Vault, and search for photos by keywords, location, or person's name. 

Features of Amazon Photos:

Unlimited photo and video storage for Prime members in select countries.

Auto-save feature to automatically back up photos and videos from your phone.

Ability to access photos on any device, making it easy to organize and view all your photos in one place.

Tips of Amazon Photos:

Prime members can share their unlimited photo storage benefit with up to five others.

Search for photos by keyword, location, or the name of the person in the photo.

Secure online backup for photos and videos, ensuring they are safe even if your phone is lost or damaged.

Conclusion:

Amazon Photos securely backs up photos and videos, allowing users to access and share them across multiple devices.