<s>
An	O
N	B-Algorithm
battery	I-Algorithm
(	O
or	O
N	O
cell	O
)	O
is	O
a	O
standard	B-Library
size	I-Library
of	O
dry-cell	O
battery	O
.	O
</s>
<s>
An	O
N	B-Algorithm
battery	I-Algorithm
is	O
cylindrical	O
with	O
electrical	O
contacts	O
on	O
each	O
end	O
;	O
the	O
positive	O
end	O
has	O
a	O
bump	O
on	O
the	O
top	O
.	O
</s>
<s>
The	O
battery	O
has	O
a	O
length	O
of	O
30.2mm	O
and	O
a	O
diameter	O
of	O
12.0mm	O
,	O
and	O
is	O
approximately	O
three-fifths	O
the	O
length	O
of	O
a	O
AA	B-Algorithm
battery	I-Algorithm
.	O
</s>
<s>
A	O
zinc	B-Algorithm
–	I-Algorithm
carbon	I-Algorithm
battery	I-Algorithm
in	O
this	O
type	O
is	O
designated	B-Algorithm
as	O
R1	O
by	O
IEC	O
standards	O
;	O
likewise	O
,	O
an	O
alkaline	B-Algorithm
battery	I-Algorithm
in	O
this	O
type	O
is	O
designated	B-Algorithm
as	O
LR1	O
.	O
</s>
<s>
ANSI	O
designates	O
this	O
battery	O
as	O
910A	O
and	O
910D	O
for	O
alkaline	B-Algorithm
and	O
zinc	B-Algorithm
–	I-Algorithm
carbon	I-Algorithm
chemistries	O
,	O
respectively	O
.	O
</s>
<s>
Mercury	B-Algorithm
batteries	I-Algorithm
of	O
the	O
same	O
dimensions	O
are	O
no	O
longer	O
manufactured	O
because	O
of	O
their	O
toxicity	O
.	O
</s>
<s>
Former	O
mercury	B-Algorithm
cells	I-Algorithm
,	O
such	O
as	O
the	O
Mallory	O
RM401	O
,	O
Duracell	O
RM-401	O
,	O
IEC-MR1	O
,	O
etc.	O
,	O
were	O
supplanted	O
by	O
the	O
alkaline	B-Algorithm
Kodak	O
KN	O
.	O
</s>
<s>
Rechargeable	O
N-size	O
batteries	O
are	O
also	O
available	O
,	O
in	O
nickel-cadmium	O
(	O
KR1	O
)	O
and	O
nickel-metal	B-Device
hydride	I-Device
(	O
HR1	O
)	O
chemistries	O
.	O
</s>
<s>
Rechargeable	O
N-Series	O
batteries	O
may	O
be	O
charged	O
in	O
an	O
AA	B-Algorithm
charger	O
using	O
a	O
makeshift	O
adapter	O
(	O
such	O
as	O
a	O
small	O
metal	O
slug	O
or	O
a	O
spring	O
)	O
.	O
</s>
<s>
Common	O
uses	O
for	O
this	O
size	O
of	O
battery	O
include	O
some	O
small	O
flashlights	O
,	O
radio	O
pocket	O
pager	B-Application
receivers	O
,	O
remote	O
control	O
door	O
chimes	O
,	O
glucose	O
meters	O
,	O
small	O
desk	O
clocks	O
,	O
wireless	O
microphones	B-Application
,	O
laser	O
pointers	O
,	O
some	O
vintage	O
calculators	O
,	O
some	O
slot	O
cars	O
,	O
film	O
cameras	O
,	O
and	O
small	O
vibrators	O
.	O
</s>
<s>
However	O
,	O
as	O
technology	O
has	O
improved	O
,	O
many	O
of	O
these	O
devices	O
now	O
run	O
on	O
button	B-Algorithm
batteries	I-Algorithm
.	O
</s>
<s>
An	O
N-cell	O
battery	O
has	O
a	O
similar	O
size	O
to	O
the	O
A23	B-Algorithm
battery	I-Algorithm
,	O
which	O
has	O
a	O
12	O
V	O
output	O
.	O
</s>
