There is 16GB of storage onboard, which can be further increased up to 128GB via microSD card, which comes handy for saving movies, and photos. The Alcatel Flash 2 is equipped with a Mali-T720 GPU that easily runs high-end games and renders smooth performance. In the connectivity department, the phone supports 4G LTE (on both the SIMs), 3G, Wi-Fi, Bluetooth 4.0, and Micro-USB. On the software side, the phone runs Android 5.0 Lollipop that has a cool Material Design interface, which makes operations easier and effective. The device is backed by a 3,000 mAh battery, which is touted by the company to last up to 25 hours on a single charge.