It depends on how much you use your cordless drill. For example if you do not use your cordless grill alot, then it is not useful to buy a replacement battery since you are not using it the drill that much. However for heavy users it is great since you do not have to stop a project since your drill needs recharging.
This model # shows as a black&Decker cordless string trimmer.
A person can get a battery charger for a Challenger 21.6 cordless drill at most local hardware stores or directly through the manufacturer. Over time the batteries will slowly lose their ability to charge and require replacement.
Probably not. The cordless drill will, at best, see the battery as nearly dead; it probably won't work at all.
The volts on cordless drills are based on the battery power. The volt rating reflects the battery that is in the drill.
There are many retail stores a person can purchase a cordless phone battery. Stores like Best Buys, Circut City, Radio Shack, Staples, Target and Walmart.
There are only a few parts and components that separate a cordless electric drill from a corded electric drill. Having a battery instead of a cord is the biggest difference.ÊÊ
Many wireless drills use the same batteries. The batteries can be purchased at home improvement stores and they will be able to help pick out the best battery for the drill.
A cordless drill typically converts electrical energy from the battery into mechanical energy to rotate the drill bit. This transformation allows the drill to perform its intended task of driving screws or drilling holes.
You can't, you need to get a replacement battery for the drill.
NASA needed a way to drill under the moon's surface. So they invented a cordless drill, and soon after many other cordless tools, that was lightweight, small, and battery-powered.
That's a tough task for a battery operated tool. You really need a hammer drill. There's a nice Milwaukee cordless hammer drill at Sears but it costs $350. My corded hammer drill cost only $79. To me that is a huge difference for the convenience of cordless.
Probably from ebay, Amazon, or the Challenge website.