Peek Pronto Mobile Messaging Device Review
It does not make a difference if it is dead or certainly. It should take max 3-6 hours to charge to full power even if you've have battery left. There is a big difference in how long it will lastly. There is a standby mode when you aren't using it which most phones last up to a few days 3 max. But if you use it a lot the car battery will die a lot