Speedlite 600EX-RT & Speedlite Transmitter ST-E3-RT
  Key Selling Points
Radio-Based Communication!
Add dramatic lighting to the doorway
behind a model by placing a flash unit
just outside the doorframe

Now you can trigger flash
units up to 98 feet away
  • The signal goes through or around most obstacles, and can reach as far as a 100-foot distance
  • Wireless control with radio is no longer affected by ambient light
  • The signal has a greater effective range
    of distance
  • The ability to send signals over a
    360° range
  • The optional radio-based Speedlite Transmitter ST-E3-RT has the same radio-based functionality and similar features as the main unit

What's in Canon Speedlites Click here to see more information about Canon basic features, functions, shooting modes and accessories.

Some images and effects simulated.