There are 3 speed settings you can choose from as well: 0-300 RPM on low, 0-600 at the mid level, and 0-1,700 RPM in high gear. This ensures you can always choose the perfect speed for whatever project you're working on.
That said before you buy the batteries it is better to know what kind of battery is suited for the equipment that you have. Generally all the manufactures include this advice on the equipment itself. CR2032 sodium ion batter are also such batteries which are used in a lot of equipments. The other most common type of batteries is the alkaline batteries and the nickel cadmium batteries.
In general, all commodity markets tend to move sharply. Gold and especially silver follow the same principle. It's quite common to see cobalt mining copyright the silver price move or more on a particular day. As the long term bull market in gold & silver continues, the volatility intensifies as well. So we can expect an even more intense price action. Be prepared and do not panic, it's a characteristic of the bull market.
You are storing Nickel Cadmium (NiCd) or Nickel-Metal Hydrate (NiMH) power cells. These will lose some of their capacity every day if not stored in the refrigerator or environments at 70 degree room temperature. If you can keep them where it's cooler than that, you may not have a problem.
There are many places where silver is readily available. It lithium mines ontario is even available online. However, one needs to be very careful when buying of silver online. Quality of the silver can be difficult to guarantee in transactions online. Purity is the factor that is most important when it comes to silver bullion. It would be preferable to buy from companies or dealers that have acquired trustworthy reputations or those that have been highly recommended.
The "heart fainted" investor will preferably need to focus on gold. If you are not afraid of volatility and you have an iron stomach, then you could go for silver. You'll have potentially higher profits. But be sure to time your purchase.
Gold and silver are not just to make money, although they will do that, but also to preserve the value of all your assets. Liquidate as much of your assets as possible and buy gold and silver at these depressed and even manipulated low prices.