The Profoto A1 is the 'world's smallest studio flash' and Profoto's first on-camera flash

As expected after last week's photo and specs leak, lighting manufacturer Profoto has launched an on/off camera flash unit called the Profoto A1. But if you were expecting a simple speedlight, Profoto is definitely branding this as more powerful than that. In fact, they're calling it "the world's smallest studio flash." The new A1 is styled much like most on-camera flash units, but is equipped with the powerful features of a Profoto studio head. The 76Ws unit uses a lithium ion battery that is c...