If you're going to purchase a cordless tool, then you should really think about getting one with Lithium ion batteries. They cost more, and it's easy to think you could just buy a cheaper model and get a spare battery, but it's not the same. Lithium ion batteries are a true hassle free solution.
If you have your PC case off you will see something on the motherboard that looks like a small thick silver coin. That is the battery. There are other types of battery used on newer machines (Ni-Cad, NVRAM) but these much less frequently found and so I won't discuss them further.
And charging is lithium battery stocks the best thing about Li-ion batteries there's absolutely no memory effect. And they charge quickly. Battery manufacturers always like to say they've reduced the memory effect, or even 'virtually eliminated' it. But it's never true, you might get away with charging the battery from half full every now and again, but if you keep topping them up then the capacity always goes down. With Li-ion they don't need to reduce the memory effect, there isn't one.
You can buy cheap cell phone batteries for any model. Every cellphone model has an appropriate cellphone battery that works best with these. But a cellphone battery from the same brand may not work with the other models.
When you store it, make sure the temperature is not too high nor too low. Don't freeze it and storing the unit in a hot car or near the radiator is a bad idea as well. Use a sealable bag, charge the Lithium battery stocks to about 50% and put it into the fridge between 0 and 5C.
If the battery in Lithium mines Ontario your computer is a nickel metal hydride or a nickel cadmium then it will experience memory degradation over time. To lessen the effects of this, make sure that you run the battery down to empty every time. Also ensure that you fully recharge the battery every time you recharge it.
If your drill didn't come with a second battery (my cordless Bosch drill did) than you will either have to purchase a second battery or take a short break until your battery is ready.
With government incentives, the cost of one of these EV's can be reduced to a more acceptable range, keeping the cost closer to a conventional gas vehicle. There are also reduce maintenance costs with an EV, no oil changes and the electric motors are mostly maintenance free.