The SV840 video light has the flexibility to go AC or DC. Made of lightweight aluminum, it easily mounts on camera with the universal camera mount. The hinged dichroic filter gives you either 3200 degree K or 5600 degree K and the 4-leaf barn doors control the angle of the light. The BP1-C 12v battery comes with its own sturdy and sleek black nylon shoulder bag. This maintenance-free power pack accepts up to 1,000 charges.