The tools battery is unique; the tool's power does not diminish as the battery power runs low. There is full uniform power all through the battery runtime.
If cell phones are more your speed, the Firestorm cell phone stun guns is the one for you. It only takes three 3-volt eddy stock (available at Walmart for about $14.00) in order to deliver the 800,000 volt jolt. This petite model is particularly easy to carry and has built-in safety features you will appreciate. However, when encased in its holster and installed on your belt, it looks just like an ordinary cell phone. You could say the difference is subtle but stunning.
While the battery is in usage, the power drawn out of each cell is not equal. Therefore at the end of each cobalt mining copyright flight the cells in the battery will be left out of balance. A non-balancing charger will stop charging the battery pack once the voltage of the overall pack is full without paying any attention to each cell. This causes the battery to be more and more unbalanced with each charge and would also result in a diminished performance of the battery pack.
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.
So why is lithium mines ontario gold many times more expensive than silver? Because 99.9 percent of the people in the world think gold is much rarer than silver. But they are wrong - dead wrong - and sooner or later the supply/demand equation will favor silver and narrow the pricing gap between the two metals.
There is also a lot of misinformation about batteries in general based on the older models and technology. You do not need to totally drain the new lithium models. Its fine to use it until you get a warning of low power but don't purposely try to push it to empty since there is no reason to do so now. And if you do push it to absolute no power you might also experience some lose of data, a very good reason not to go that route.
Bonus: After you get a GPS for hiking, you might wish to begin GPS Geocache Hunting. It is an excellent high- tech game of hide and seek. Get outdoors and appreciate your new GPS, but do not depend on it only.