Bluetooth shutter release button Fits on a key chain Activates the camera in Bluetooth enabled smartphones Phone stand included Dimensions (in): 1.77 x 3.67 x 0.75 Is it a keying? Is it a Bluetooth button? Does it allow you to take self lies? Yes, Yes and more Yes. This is the Retro Bluetooth Selfie Button you have all been waiting for and even comes with its handy own camera stand that fits inside your wallet / purse.