Nikon Speedlight - 510 V Battery Pack SD-3

OTH
E
POWER
SOURCES
-
continued
510V
Pack SD-3
The 510-volt battery
pack
holds a
single
510-volt
battery
to
power
the flash and
four 1.S-volt
AA-type
batteries
to operate
the built-in
voltage stabilizer
which insures
constant
light output.
The
high-voltage
battery cuts
recycling
time to
1.5 seconds
and delivers
up to 700
flashes.
510-Volt
BatterY
Pack SD-3
Ringlight
Socket
Power
Cord