Battery Life
The BLU Advance 4.0 L3 is powered by a 1300 mAh removable battery. Despite the low battery capacity, the device boasts impressive standby times of up to 700 hours on 2G networks and up to 500 hours on 3G networks. In terms of talk time, users can expect up to 17 hours of usage in 2G mode and up to 12 hours in 3G mode, which is commendable for a phone of this size and power profile.