It depends on if it is a Nicad or lithium ion Battery
Lithium Ion batteries are ruined if they become completely discharged.
Nicad batteries can be partially brought back to full service by placing in the deep freeze over night and allowing to defrost then re charging.
Nicad batteries also work best if the battery is discharged all the way and then re charged slowly. If you are talking about the battery case used on drill motors, take it to a battery store. They will open it up and replace the C batteries inside. Generally this is far cheaper than buying a new battery.
Yes
How long does it take for an 18v battery to charge
There are a variety of places that sell DeWalt battery packs. One of the most reliable dealers of the battery packs is the manufacture DeWalt but a secondary option is Amazon.
add water and charge the battery
Dewalt power tools can be purchased online from sites such as Amazon and Ebay. To see promotions and sign up for a newsletter about Dewalt power tools visit their website. They are also available in person in stores such as Lowe's and Home Depot.
A Dewalt battery varies in cost. This is due to the fact that a Dewalt battery is to charge up power tools for the use of cordless work.The prices vary according to voltage.
One can purchase a DeWalt battery charger at Sears, Lowe's or Home Depot. Grainger, Amazon, eBay, Pronto and Batteries Plus are online sources for purchasing a Dewalt battery charger.
Yes it does .It was a recomended replacement to the DW9071. Spoke with someone at dewalt. 1800-4-DEWALT
no
no, it will be damagedANS 2 - Actually, it won't be damaged because it is impossible to fit the battery base of a 14.4 battery into the 18 v charger.
If you are looking to purchase a Dewalt 12 volt battery, you can purchase one from websites such as Battery Ship, Sears (stores included), Amazon, eBay, and Next Warehouse.
The one towards the long end of battery.