The Interfit F121 is a great value 100 watt/secs studio flash light with a user friendly digital touch screen. Power adjustment in 1/10th stops over a range of 6 stops is available, and the modelling lamp has stepless dimming. It recycles in 1-2 seconds at full power and can be triggered remotely using the Interfit on-camera remote INT910 (sold separately). A wide range of other accessories can be used with the head; connection is via the popular ‘S’ bayonet mount. Supplied with a 50x70cm softbox and stand, this is an inexpensive way to control and experiment with studio lighting.