The Sigma 530ST DG ST E-TTL Shoe Mount Flash is Sigma's economical full-TTL flash, and has been updated with improved coverage range and a stronger power output. It features a powerful Guide Number of 174'/53 m at 105mm, and covers a focal range from 24mm to 105mm. This flash provides full TTL operation with Digital SLR cameras, including full E-TTL II operation with applicable cameras

The Sigma 530ST DG ST P-TTL Shoe Mount Flash is Sigma's economical full-TTL flash, and has been updated with improved coverage range and a stronger power output. It features a powerful Guide Number of 174'/53 m at 105mm, and covers a focal range from 24mm to 105mm. This flash provides full TTL operation with digital SLR cameras, including full P-TTL operation with applicable cameras

The Sigma 530ST DG ST i-TTL Shoe Mount Flash is Sigma's economical full-TTL flash, and has been updated with improved coverage range and a stronger power output. It features a powerful Guide Number of 174'/53 m at 105mm, and covers a focal range from 24mm to 105mm. This flash provides full TTL operation with digital SLR cameras, including full i-TTL operation with applicable cameras

The Sigma 530ST DG ST TTL Shoe Mount Flash is Sigma's economical full-TTL flash, and has been updated with improved coverage range and a stronger power output. It features a powerful Guide Number of 174'/53 m at 105mm, and covers a focal range from 24mm to 105mm. This flash provides full TTL operation with digital SLR cameras, including full ADI operation with applicable cameras.

The 220EX is a small EOS system flash with the E-TTL capabilities supported by all of the current Canon SLR cameras, both digital & film based.

For amateur who are not versed in the technical side of lighting or more advanced users who want a compact yet powerful hotshoe flash, the Canon Speedlite 270EX is versatile and portable without being complicated.

For amateur who are not versed in the technical side of lighting or more advanced users who want a compact yet powerful hotshoe flash, the Canon Speedlite 270EX is versatile and portable without being complicated.

For amateur who are not versed in the technical side of lighting or more advanced users who want a compact yet powerful hotshoe flash, the Canon Speedlite 270EX is versatile and portable without being complicated.

Canon's ultra-lightweight Speedlite 270EX II is a compact, high-performance flash unit designed for EOS DSLR users. Developed for quick, simple flash shooting, when used with select Canon EOS DSLR cameras that have a master function, the Speedlite 270EX II can be used as a wireless slave flash. The 270EX II can also be used with other compact digital camera models equipped with a dedicated flash shoe mount. The user-friendly 270EX II's Tele/Wide function allows adjustment of illumination angle and guide number to match shooting conditions. Manual power adjustment from 1/1 to 1/64 is also available.

Guide Number of 200'/61 m Modeling Flash and Wireless TTL Features Autozoom Function Compatible with Nikon AF DSLRs Carrying Case and Flash Stand Included

The Canon ST-E2 Speedlite Transmitter is a dedicated E-TTL (II) wireless autoflash transmitter that can control an unlimited number of flashes with Canon Speedlites 420EX, 430EX, 430EXII, 550EX, 580EX and 580EX II, in two separate groups; A and B. The ST-E2 sets and controls all functions of its slave units. The flash output ratio between groups A and B can also be adjusted from 8:1 to 1:1 or from 1:1 to 1:8. Under low-light or low-contrast conditions it emits an AF-assist beam linked to the camera's focusing points.

The SB-700 Speedlight Shoe Mount Flash from Nikon is an on-camera flash, designed for use with Nikon DSLR cameras that use the i-TTL metering system. It is compatible with DX and FX sensors, and its power zoom head covers a 24-120mm range when used with an FX camera. FX/DX Format Recognition 24-120mm Coverage (FX) On-Camera & Wireless Operation 2.5 Second Recycling Time (NiMH) 3 Second Recycling Time (Alkaline) i-TTL Operation Thermal Cut-Out Detection Filter Detection AF-Assist Illuminator Standard/Center-Weight/Even Illumination

The Canon Speedlite 430EX II Flash is Canon's mid-range shoe mount flash, yet it offers many of the same advanced features as its bigger brother, the 580EX II. It is designed to fully support the entire range of Canon digital SLR and G-series cameras.

Nikon's MB-D12 Multi Power Battery Pack for D800 Camera is a grip that attaches to the Nikon D800 camera. It provides extended battery power with the batteries (not included) in the grip, plus giving you a better, more secure and stable hold on the camera, making it easier to handhold at lower shutter speeds. The battery pack is supplied with two battery trays--one that holds an EN-EL15 rechargeable battery, and one that holds 8 AA batteries. A holding case, contact cap and user's manual are also included. This power pack accepts 1.5V LR-6 (Alkaline), Lithium (FR6), Ni-MH (HR6) or Ni-Mn (ZR6) batteries.

The EF-530 Super DG is Sigma's flagship TTL flash, and has been updated with improved coverage range and a stronger power output. It features a powerful Guide Number of 174'/53 m at 105mm, and covers a focal range from 24mm to 105mm. The EF-530 Super DG is also fully compatible with the latest digital SLR cameras that use a pre-flash, and supports full E-TTL II operation (where supported by camera).