With this Kondor Blue D-Tap Power Cable to Sony L-Series Dummy Battery, you can power your L-series gear from a professional battery source. The cable is designed as an extended power solution for a monitor, light, or camera that uses an L-series battery. It plugs into a separately available brick battery or other D-Tap power sources, and it provides 12 to 17 VDC input and regulated 8 VDC output. The coiled cable extends from 16 to 36" in length and is braided to prevent snagging and knotting.