Nikon Epiphot 300 Manual page 79

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CONTROL BOX
Input ratings
Fu se
Battery
Operating environment
73
100-120V ~, 50/60Hz, or
220-240V ~, 50/60 Hz, switchable
1A/250V
Ni-Cd battery 3.6V 50 mAH
Ambient temperature: 0
Relative humidity:
° c to 40 ° C
85% max.