Zowaysoon B4 Broadcast Lens Adapter, DC Battery Pack, B4 Lens 12-pin Power Cable for Canon EF Interface Cameras

DC Power Battery
Suitable for all 5V/9V/12V DC devices
Specially designed for the system devices which use 5V/9V/12V DC power
Built-in ON/OFF switch to save power usage
Super storage capacity
Over-charge/discharge protection
With working indicator
Specification
Battery type:Rechargeable Li-on battery
Input voltage:DC 12.6V
Output Current:5V=0.5-1A,9V/12V=2A
Output:DC 12V 6500mA;DC 9V 8500mA
DC 5V 15000mA
Dimensions:12.5*7.3*2.5CM
Weight:400g
Canon B4 2/3" Lens Mount to EOS EF Adapter Mount
Made by CNC machine
DSLR Canon B4 2/3" Lens Mount to EOS EF Adapter Mount For Canon EOS 5D2,60D,etc
Applicable models:all Canon EF interface camera or camcorder can be used,Can infinity focus,M file operations,manual focus
Use your high quality(also quite affordable)2/3" broadcast glass on your EOS cameras
Please note that 2/3" lenses do not cover APS-C sensor even with 2X extender
You can get the image without vignette only at telephoto end (up to 130mm) and 2X extender
Can not use Canon EF extenders. Kenko extenders should work
B4 Power Cable:
DSLR Servo Power Cable For 2/3 B4 Lenses with 12 pin hirose connector
This cable was designed specifically to power 2/3" lenses (B4) mounted on Canon 60D,Panasonic AF100,GH1,or GH2 Cameras
Power any B4 2/3" Fujinon Nikon Canon Angenieux Schneider lens Servo having a cable with a Hirose 12 Pin end
Source power from the 12v battery or AC to DC 12v Power Supply
Provides power to the Zoom Servo functions including(Canon,Fujinon)Quick Zoom,Cruise Zoom & Memory Functions
Auto Iris will not function as that is a function that requires a handshake from the camera to lens which this cable cannot provide
Note:For B4 mount lenses with 12-Pin connector only.Not for B3 mount lenses