The Canon Speedlite 600EX-RT / 600EX is the flagship professional Flash. It offers a flash coverage from lens focal length 20mm to 200mm with a maximum Guide No. reaching 60 (meter; ISO 100; 200mm). A new dot-matrix LCD panel for display of all pertinent shooting information, backlit controls plus an internal sound generator. A new color filter holder helps maintain accurate color in a variety of ambient light conditions. The built-in radio triggering (Speedlite 600EX-RT Only) offers remote lighting control over distances up to 30m, effectively avoid interference due to reception angles or obstacles, and increase the flexibility of multi-flash wireless photography.
TTL
Canon Speedlite 270EX Flash User's Manual Guide (Owners Instruction)
Canon Speedlite 270EX is not only light and compact, but also powerful with the maximum guide number of 27 (meter, ISO 100, 50mm), perfect for expanding your creative options for entry EOS and PowerShot users, as well as a convenient option for professional photographers.
Canon Speedlite 270EX II Flash User's Manual Guide (Owners Instruction)
Weighing only 155 grams, this ultra-lightweight Canon 270EX II Speedlite is a high-performance flash unit designed for the evolving EOS enthusiast. Developed for fun and easy flash shooting, when used with select Canon EOS DSLR cameras that have a master function, the Speedlite 270EX II can be used as a versatile wireless slave flash.Plus a multi-angle bounce flash head, making it a compact and convenient companion for entry-level EOS users to explore a wider world of creative lighting.
Canon Speedlite 320EX Flash User's Manual Guide (Owners Instruction)
Canon Speedlite 320EX is a light and compact flash comes with a powerful Guide Number (GN) of 32 (ISO 100 in m, 50mm) and is packed with versatile functions. When used with EOS DSLRs that have integrated Speedlite transmitters, the Speedlite 320EX can be used as a wireless slave unit positioned off-camera. It is also the first Speedlite to feature a LED light for EOS Movie shooting in low light scenes. Together with a Remote Release button and an intuitive control design, making Speedlite 320EX ideal for entry-level EOS or PowerShot users to express rich and diverse lighting effects.
Canon Speedlite 430EX II Flash User's Manual Guide (Owners Instruction)
Canon Speedlite 430EX II, one of the most functional and powerful flash, is a E-TTL II flash with a guide number of 43 (m/ISO 100 at 105mm) in a compact, durable body. The 430EX II features auto zoom covering 24-105mm, which can further extends to 14mm wide coverage with its inbuilt wide panel.
Canon Speedlite 580EX II Flash User's Manual Guide (Owners Instruction)
The Canon Speedlite 580EX II is Canon's flagship Flash, with maximum Guide of 190' (58 m) at ISO 100 (at 105mm focal length), supports E-TTL II/E-TTL/TTL autoflash and features 20% shorter recycle time than previous generation and silent recycling. A host of improvements are introduced, including a metal hot shoe with an improved locking mechanism for added durability, an external metering sensor for non-TTL automatic flash exposure control and a PC Terminal for use with non-dedicated slave triggers.