I have a problem with my phone?

Kaduha nako nagcharge sa akong phone nga duuugaaaaaaaaaaaaaay kaau nahuman ug charge, the

last time nagcharge ko ni.abot ug 6 hours, then gabie nagcharge napud ko nagsugod ug 8pm, ni.abot

nalang ang alas 3 sa buntag wala ghpon napuno ang battery.

Nia dali pa jd ma lowbat. Maabtan mn gud ug tag 3 days akong batt sauna kato okay pa. Karon 1 nlng ka adlaw, ma lowbat daun.

Can you tell me the problem?

The unit of my phone is nokia 5310 Xpressmusic.

Please help.

Mods: Wrong cat? please move. thanks.