This cable allows you to power the Sigma FP camera via the DC 7.2V to 8.4V source via the dammy battery power.
Specification:
Model: DC-DC12
Cable length: 23.6" / 60cm
Power input: DC 7.2-8.4V
Power output: DC 7.2-8.4V
Included:
1x 1x DC(5.5/2.1male connector) -DC12 power cable