Usually it has been seen that people who use laptops actually plug the laptop to the power supply. However this cobalt properties is the wrong way of charging the battery. You should charge a battery once or twice a month. The battery should be charge fully at least 30 minutes before you start using it. In case you are going to use direct power supply, then it is best to remove the battery. This will ensure two things -- first, the battery since it is charged already will not discharge uselessly and second, it will ensure that the battery life is extended.
The battery will over-charge if left attached to the charger. The battery stops charging automatically when full lithium facts so it will not over charge. If the battery is left on charge too long it is possible that heat will damage the battery.
Even the best solution has internal resistance, which it discharges through over time, thus that optimal 40% capacity drips away. Another thing Lithium-Ion cells absolutely loathe apart from heat and being overcharged is being fully discharged.
The iPod warranty is one year but you can expand it for two years with AppleCare Protection Plan for iPod. Various merchants have inexpensive extended warranty coverage available and often these programs purely change the lithium bettery stock product with a corresponding new unit.
The incredible Fisher Karma can't miss from my list. This car includes a gas engine used to recharge the battery as well as an electric motor for that powertrain. The Karma was created by Henrik Fisher and boasts a 300 mile range. It may turn from zero to 60 mph in less than 6 seconds and may reach a maximum speed of 125 mph. The very first 50 miles are impelled by using a fully-charged battery and after that the gasoline engine turns on a generator which charges the lithium-ion battery. Interested? Then you should know that its cost goes up to $110,000.
Step 4 - Connect in the newly bought battery to the board of the iPod (where you unconnected the old battery) and set it on the glue that remained on the hard drive. Make sure that the battery and the wires are set properly so you can actually close the iPod. Snap the cover back together, you'll hear it when it's finished!