The Galaxy Fold packs-in two battery modules to evenly distribute the weight of the handset. It has a 4,380 mAh capacity with support for fast charging
technology. The built-in reverse charging tech turns your Galaxy Fold into a wireless charging pad to juice up other compatible devices. On the connectivity front, the Galaxy Fold is equipped with dual band Wi-Fi, Bluetooth 5.0, A-GPS, NFC, and USB type C port. The device runs Android 9 with Samsung's custom UI on top. It is designed to run up to three active apps on the primary display. For instance, you can browse the web, reply a message on WhatsApp, and keep an eye on cricket score simultaneously.