The battery gave out. ✬

The battery ran down. ✬

This battery is charged. ✬

How long will this battery last? ✬

My car battery is dead. ✬

The car battery is dead. ✬

The battery died. ✬

I have to change the battery of my transistor radio. ✬

It's unlikely that replacing the battery will fix the problem. ✬

It doesn't work so well because the battery is low. ✬