In the past few years, we have covered plenty of smartphone rigs that let you capture photos and video with your mobile device like a pro. The Lensta Grip is also worth a look. It is a smartphone camera grip and stabilizer that lets you use your mobile device like a real camera.
The Lensta Grip comes with a mechanical Bluetooth camera shutter. It has an ergonomic design and supports a wide variety of smartphones. It stabilizes your phone to prevent shaky photos. Expected to ship in February. You can find out more about it here.