System01: RE series standard battery module (BM3521S) dedicated buoyancy adjustment float. The underwater weight becomes neutral buoyancy, reducing the burden during underwater shooting. The attached lock mechanism stopper can be attached and detached with one touch. Charging is possible with the float attached. An upper flat shape that does not roll when attaching and detaching a ball adapter.
Compatible products: System01: Re (standard battery BM3521S)
* Cannot be used in combination with direct hooks and direct hooks.