The 8500mAh battery is a lifesaver during extended hikes, providing power for over a day of use. The expandable storage up to 1TB is a bonus for storing my trail photos and videos.The Android 13 experience is smooth and responsive, ensuring I can access essential information and navigate with ease, even in remote locations. With 12GB of RAM and 256GB of storage, it handled all my adventure apps, maps, and media without a hitch. The OUKITEL WP27 is the ultimate companion for adventurers! I've put this rugged smartphone through its paces during my outdoor excursions, and it hasn't disappointed.