RECHARGEABLE BATTERY BASICS - LONG-TERM STORAGE

It does not make a difference if it is dead or not actually. It should take max 3-6 hours to charge to full power even if nonetheless have battery left behind. There is a big difference in how long it will lastly. There is a standby mode when you are not using it which most phones last up to a few days 3 utmost. But if you use it a lot the car batt