Obviously ICE are powered by lithium battery stocks the gasoline you buy when you fill up at a gas station. The electric motor/generator is powered by a large (and by large, I mean large and heavy) battery pack. Most hybrids on the road today have large Nickel-Metal Hydride (NiMH) battery packs somewhere near the trunk, or under the seats. (Read about the Lexus Hybrid battery pack).
If you work for long hours on your laptop then the temperature inside the laptop can rise which affects the battery-life. This occurs due to cell oxidation inside the battery and this plays lithium facts a major factor in reducing the lifespan of the laptop battery.
In my own personal battle with alcohol, drugs (copyright) and manic depression, I had a number of showdowns with the supernatural, most of which horrified me. I believe it was hard evidence that something demonic was happening. After much research, I came to the conclusion that something certifiably demonic was at the source of my battles with mental illness and addictions.
But that means that laptops need to have bigger batteries and bigger batteries mean bigger size. Laptops won't be portable and convenient to carry in this case. That's the reason why laptops have compact batteries that gives it a sleek look. But these batteries don't lithium bettery stock have good battery-life.
The snooze feature lets you sleep for another hour, as it has 10-minute intervals for up to an hour before the alarm stops. You can sleep some more and not worry about being too late for work. The built-in calendar also sets the proper daylight savings time every spring and fall, so you don't have to worry about getting the wrong time.
With any battery, every time you charge it, it loses a bit of its performance and power. Over time, that battery will die, and after you give it a proper funeral, you'll have to change it. The same is true with your iPOD. Eventually, you will have to replace the iPOD battery. You can either change the iPOD battery itself or purchase a new iPOD Nano . But, because your iPOD battery is a lithium-ion beast, you won't need to worry about that for a while!