The RetiCAM hot shoe adapter converts a camera's flash shoe to a standard tripod stud, which allows you to attach most accessories equipped with a 1/4-20 socket to your camera. Two threaded locking disks are included to securely mount an accessory to this adapter, and also adapter to flash shoe. Works great with external Mic and LED video lights. With a RetiCAM Smartphone Tripod Mount (sold separately), you can also attach your phone to your DSLR to record videos while using the camera to take photos. Made from lightweight, durable aluminum, this little adapter is easy to carry around and will surely come in handy when you need it.