It looks like a key, but you can not use it to open a lock, however, if you want to prop up your smartphone, Keyprop the key shaped phone stand will help you.
This is a creative and practical phone stand designed to offer you an easy way to hold your smartphone. As we can see from the images, the phone stand is shaped as a normal key, but it’s made of polycarbonate and overmolded rubberized TPE for durable construction and grippy exterior, and using the keyhole you can easily attach the phone stand to your keychain for portability, most importantly, its low-profile holder can hold your smartphone in landscape viewing mode in order that you can comfortably enjoy various content in your smartphone, and phone stand works well with most popular smartphones including iPhone 4/4S, iPhone 5, Galaxy S3, Nexus 4, HTC One, Galaxy Note and more. Additionally, the phone stand also features a bonus self-timer camera app called KeyCam that allows you to make the most of the phone stand.
At present the inventor of Keyprop is raising fund at Kickstarter. Pledging $15 will let you own the phone stand. If you’re interested, jump to Kickstarter official site for more details.