
Important Safety Instructions for All 
Battery Packs
When ordering replacement battery packs, be sure to include catalog 
number and voltage. Consult the chart at the end of this manual for 
compatibility of chargers and battery packs.
The battery pack is not fully charged out of the carton. Before using 
the battery pack and charger, read the safety instructions below. Then 
follow charging procedures outlined.
READ ALL INSTRUCTIONS
• Do not charge or use battery in explosive atmospheres, 
such as in the presence of flammable liquids, gases or dust. 
Inserting or removing the battery from the charger may ignite the 
dust or fumes.
• NEVER force battery pack into charger. DO NOT modify 
battery pack in any way to fit into a non-compatible charger 
as battery pack may rupture causing serious personal 
injury. Consult the chart at the end of this manual for compatibility 
of batteries and chargers. 
• Charge the battery packs only in DEWALT chargers.
• DO NOT splash or immerse in water or other liquids.
• Do not store or use the tool and battery pack in locations 
where the temperature may reach or exceed 105 °F (40 °C) 
(such as outside sheds or metal buildings in summer).
DANGER: Electrocution hazard. Never attempt to open the battery 
pack for any reason. If battery pack case is cracked or damaged, do 
not insert into charger. Do not crush, drop or damage battery pack. 
Do not use a battery pack or charger that has received a sharp blow, 
been dropped, run over or damaged in any way (i.e., pierced with a 
nail, hit with a hammer, stepped on). Electric shock or electrocution 
may result. Damaged battery packs should be returned to service 
center for recycling.
NOTE: Battery storage and carrying caps are 
provided for use whenever the battery is out of the 
tool or charger. Remove cap before placing battery in 
charger or tool.
WARNING: Fire hazard. Do not store or carry 
battery so that metal objects can contact 
exposed battery terminals. For example, do not place battery in 
aprons, pockets, tool boxes, product kit boxes, drawers, etc., with 
loose nails, screws, keys, etc. without battery cap. Transporting 
batteries can possibly cause fires if the battery terminals 
inadvertently come in contact with conductive materials such 
as keys, coins, hand tools and the like. The U.S. Department of 
Transportation Hazardous Material Regulations (HMR) actually prohibit 
transporting batteries in commerce or on airplanes (i.e., packed in 
suitcases and carry-on luggage) UNLESS they are properly protected 
from short circuits. So when transporting individual batteries, make 
sure that the battery terminals are protected and well insulated from 
materials that could contact them and cause a short circuit.
SPECIFIC SAFETY INSTRUCTIONS FOR NICKEL CADMIUM 
(NiCd) OR NICKEL METAL HYDRIDE (NiMH)
• Do not incinerate the battery pack even if it is severely 
damaged or is completely worn out. The battery pack can 
explode in a fire.
• A small leakage of liquid from the battery pack cells may 
occur under extreme usage or temperature conditions. This 
does not indicate a failure. 
 However, if the outer seal is broken:
a. and the battery liquid gets on your skin, immediately wash with 
soap and water for several minutes.
b. and the battery liquid gets into your eyes, flush them with 
clean water for a minimum of 10 minutes and seek immediate 
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