battery case combines charging and protection in one. Featuring a 5000mAh high-efficiency battery, it provides up to 100% extra power—perfect for travel or long workdays. The 4-LED power indicator and integrated power button offer easy control, while built-in short-circuit and overcharge protection ensure safety. With a slim, 360° protective design and precise cutouts, it maintains full access to ports and buttons. (Note: Not compatible with S21/S21+; Type-C headphones, Quick Charge, and Samsung Pay not supported.)