The TETHER TOOLS ONSITE RELAY C : POWER SYSTEM is a Camera Power System.  A clever device that lets you power your camera continuously using any external source with an AC connection or USB battery.

Key features

• Perfect for: astrophotography, night photography, timelapses, shooting video, long exposures, and travel photography
• Continually power your camera with USB-C battery packs or AC wall power
• Run two batteries simultaneously for longer runtime and no downtime
• No need to purchase multiple camera batteries
• Universally compatible with most proprietary Canon, Nikon, Sony, Panasonic, Fuji, Blackmagic and Olympus cameras, many Sony NP-F L-Series video monitors and lights and compatible with cameras and devices requiring up to 8V of power
• Can be adapted for use with D-Tap batteries
• Easy mounting options with integrated silicon strap and 1/4″-20 mount