A V-mount typically refers to a type of battery mount commonly used in the film, television, and video production industries. It's called "V-mount" because of the shape of the mount, which resembles the letter "V".

V-mount batteries are rechargeable lithium-ion batteries that can provide power to various professional video equipment such as cameras, monitors, lights, and other accessories. They are favored for their high capacity, reliability, and compatibility with a wide range of professional gear.