Latest Laptop - Lenovo 200766U
It does not make a difference if it is dead or never ever. It should take max 3-6 hours to charge to full power even if you still have battery left. There is a big difference in how long it will last. There is a standby mode when you are not using it which most phones last up to several days 3 fatmus. But if you use it a lot the battery will die a