HIFROM(TM) New Security Camera 8Ch DC Power Supply Splitter Cable 1 Female 8 Male 2.1mm Adaptor 5.5mm Female 8Ch Power Supply Splitter Cable for Security Cameras. Use this power splitter cable instead of other extra cords. DC "Y" Pigtail allows up to eight security camera connections to a single power adapter. 1 Female & 8 Male Adaptor, Plug Diameter: 5.5 mm outer, inner 2.1 mm,Input & Output 12VDC This DC Power Adapter Y Cable Pigtail splits 1 power signal into 8 and is useful for powering multiple cameras from one central adapter This 1 to 8 power splitter cable is perfect for CCTV security camera application in home office, you can manage your power more efficiently with it. You can simply plug the female jack into an AC to DC power adapter to power multiple electronic devices. Convenient and cost effective way to power up 8 cameras with 1 power adapter