Pro-X PowerBase XP-L70V/GP-DV-BMCC

The PowerBase 70 Battery Pack for Black Magic DSLR cameras is a 70Wh, 14.8V lithium-ion battery designed to extend video recording time to over 5 hours of continuous shooting. Mounting conveniently under the camera or attaching to a standard 1/4"-20 HDV support, it can also provide power for up to two additional 12VDC devices - such as lights, monitors or HD field recorders.   (does not include camera)

Product Highlights
Compatible with Black Magic DSLR cameras
14.8V, 70Wh
Extends Runtime to Over 5 Hours
Mounts to Bottom of Camera
2 Power Outlets for Accessories
Includes 1/4"-20 Side Mounts
4 Power Gauge LEDs

Can also power other devices requiring lower voltage through an additional XP power regulation cable (optional).
Furnished with a 1/4"-20 thread on either side to mount accessories
Also compatible with Panasonic HMC camcorders
Four-LED indicator gauge allows you to check charge capacity at any time

Chemistry:  Lithium-ion
Capacity:  70 Wh, 4.8Ah
Output Voltage:  14.8v
Dimensions:  6.25 x 1.8 x 3.3" (15.9 x 4.6 x 8.4 cm)
Weight:  1.4 lb (0.64kg)

Models - 7.2v Adapters
GP-DV-BMCC: for Black Magic Camera
GP-DV-S/SE: for Sony DV cameras
GP-EX-S: for Sony EX cameras
GP-DV-FS: for Sony FS700/FS100
GP-DV-P: for Panasonic DV cameras
GP-DV-VBG: for Panasonic AG-HMC151, AG-HMC153 and AG-HMC73
GP-DV-C: for Canon DV cameras
GP-DV-CH: for Canon EOS 7D and 5D Mark II DSLR camera