It comes with (expandable via microSD) and a 3,000 mAh non-removable battery . Software and Features

While more common on flagship models, this feature displays the time and notifications even when the screen is off. Scientific and Professional Applications

originally shipped with and utilized the Samsung Experience interface. This software skin introduced features like:

Both the front and rear cameras utilize . The rear camera includes a bright f/1.7 aperture lens, making it effective for low-light photography. Storage & Battery