The FOMITO J3A Power Bank Holder with Super Clamp is a versatile and sturdy mounting solution designed for photographers and videographers who need reliable power management on set. Compatible with most power banks, cell phones, and adapters, this holder keeps your power source securely attached to your camera rig at all times. It mounts easily onto a camera cage using a standard 1/4-inch screw, allowing you to connect a dummy battery to a rechargeable power bank and keep your camera running during extended shoots. The super clamp features both 1/4 and 3/8 screw holes for flexible attachment options, along with a metal handle and no-slip pads to ensure a firm, stable grip. The phone and device holder includes a hot shoe horn, no-slip pads, and multiple 1/4-inch screw holes for added versatility. Whether you are shooting on location or in the studio, the FOMITO J3A provides a dependable and convenient way to manage your power supply and keep your gear organized and ready to go.