The Canon Speedlite Transmitter ST-E3-RT can help you take full advantage of all the latest features on Canon's top-of-the-line 600EX-RT flash. The ST-E3-RT makes complex lighting setups simple by facilitating radio-controlled, two-way wireless transmission up to 98.4' away, among up to five groups or fifteen individual Speedlites. It has controls similar to the new Speedlite 600EX-RT, including multiple flash metering options, and a variety of flash modes. Compact design with highly reliable construction combined with a clearly laid-out information panel and buttons with back lighting make this an indispensible tool for advanced professional flash photography. The ST-E3-RT represents the next generation in wireless flash systems.
Price: £162.99 from Toby Deals
Canon GP-E2 GPS Receiver records GPS information like longitude, latitude, elevation, direction and Universal Coordinated Time (UTC) as EXIF data on photo files using a compatible EOS camera. This lightweight, compact unit can also serve as an electronic...