This depends entirely on whether the device is "unlocked" or "locked." An unlocked device will accept any SIM card from any network provider. A locked device will only accept SIMs from a specific network (e.g., Dialog, Mobitel). Always confirm with the seller that the device is "factory unlocked" if you want the freedom to choose your provider.

The standard model comes with a 60,000 mAh (222Wh) battery, while the "Pro" version boasts 100,000 mAh (370Wh). To put that in perspective: