I run a PC repair business in Vancouver. I always tell people who call with clock problems to check their motherboard battery first before calling me round. For most people it's easy to check and easy to replace. I don't want to make money from fixing something so simple. lithium facts Li-ion cells have a good peak output current and low source resistance. When you overload the tool, the voltage stays up, and they just keep pumping current into the motor. Power tools have thermal overload trips in the motors, and that's a good thing with Li-ion batteries, if they didn't they'd just burn the motor out! With an external laptop battery, there is no risk of cell oxidation as it is placed outside the laptop. So they will obviously remain in room temperature. Make sure you don't leave the battery or your laptop in the car; especially during daytime. This will damage the batteries and decrease its lifespan. On the other hand if you work in an air conditioned room, it will increase the battery's life span. First on my small list may be the Coda electric car available with a 4 seats capacity and powered by a 728 cell lithium-ion phosphate battery. https://edisonlithium.com/ includes a range of 90-120 miles and can achieve a maximum speed of 80 mph. It comes with an interesting warranty: 3 years or 36,000 miles. An interesting fact is the battery which equips this car is covered for 8 years/100,000 miles. If you are interested in buying this electric vehicle you should know that the prices are around $37,000. lithium stocks canada Special Lithium-Ion (Li-Polymer) battery that is used only in this model or some similar. A year or two, if it suddenly goes down, find the same in sales can be quite problematic. Benefits - a small battery, compact size and weight. Compact cameras with batteries usually cost $ 20-40 more expensive. lithium bettery stock From all this it follows that if you travel a lot, especially away from civilization, you will more than fit penlight batteries (more power, less cost) if you are a resident of the city and shoot a little, then the lithium-ion battery will be more convenient. All the phones now come with lithium ion batteries and charging should not be an issue ...although it's best not to charge them over 24 hours..Overnight every night is fine...they all do have a life though leaving it off when you don't need it can extend that. Although you would miss calls. The typical lithium-ion battery lasts 2-3 years. Eventually oxidation lowers internal resistance, causing it to not be able to deliver the stored energy, even though the battery is charge. Lower current draw applications will add to the life vs. high draw devices with cobalt based Li batteries, like laptops, cameras, and cell phones.