Make that 9v or 12v battery camera-ready! from sent video gp Watch Video
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Description: After I posted the video which featured an external battery that could send a 9v current into the Sony a7s, a few people voiced concern over the possibly damaging effect that voltage could have on a device that isn't designed to receive it. I reached out to Sony about this, but they didn't give me any information regarding if 9v was safe for the a7s or not. They just told me to stick to Sony-branded accessories.nn Not wanting to harm my camera, and not wanting to have people abandon this possibl