Battery Alert provides voice alerts periodically till you unplug the charger after the battery is full. Voice alerts are also provided when the battery is low. There is a default human voice for alerts. This voice can be replaced with the voice/sound alert of your choice that you can record.
Battery Alert v1.02 UnSigned Nokia S60v5/Symbian^3/Anna/Belle
Nokia Symbian^3 (S^3)
Nokia N8, C6-01, C7-00, E7-00, E6, X7, 500, 603, 700, 701, 808
Symbian S60v5 (S^1)
Nokia 5228, 5230, 5233, 5235, 5250, 5530 XpressMusic, 5800 XpressMusic, C5-03, C6-00, N97, N97 mini, X6, Samsung i8910 Omnia HD, Sony Ericsson Satio, Sony Ericsson Vivaz