Powering theTecno Camon X is a non-removable 3500 mAh battery. The battery is set to offer good on-time and standby time, although it doesn’t support flash charge technology. Tecno Spark 2 is a dual nano SIM smartphone with no 4G network option. The device is available in Bordeaux Red , Midnight Black and Champagne Gold colors, the Tecno Spark 2 is finished with plastic material that keeps the big battery intact.