How is it used? This adapter is universal and can be used for connections made between devices that have a 1/4 thread or Cold Shoe patina. Is it compatible with a DSLR? Of course, it can be used to mount the DSLR on a tripod or to attach an external flash. Also ideal for a phone holder Now you can very easily attach a phone holder to a tripod with a 1/4 screw or Cold Shoe type clamp. You can buy a compatible support right from our website. Click here! More precise angle for pictures If you use this adapter to attach a camera, you can precisely adjust the desired angle thanks to the pivoting head.