Battery Life
The LG Optimus L4 II E440 is powered by a removable 1700 mAh Li-Ion battery, which was fairly standard for its class at the time. It offers impressive standby time of up to 600 hours and talk time of up to 12 hours and 30 minutes, highlighting energy efficiency suited well to its basic configuration. The removable nature of the battery allows for easy replacement, extending the longevity of the device.