Canon Speedlite Transmitter ST-E3-RT | Ver. 2

The second iteration of the Canon Speedlite Transmitter ST-E3-RT builds upon the successful design and acclaim of its predecessor, enabling users to fully leverage the capabilities of flashes such as the Speedlite EL-1, 600EX-RT, and 430EX III-RT.

This updated version simplifies intricate lighting arrangements by providing radio-controlled, two-way wireless communication over distances of up to 98.4 feet, accommodating up to five groups or 15 individual Speedlites. Notable enhancements include Wireless Rear Curtain Synchronization, which imparts a sense of motion to your subjects, and an impressive minimum power range of 1/81922, ideal for shooting in low-light conditions. Additionally, the FE Memory feature allows users to lock in an E-TTL flash exposure level, facilitating consistent results across complex multi-flash scenarios. Furthermore, it offers eight types of custom functions and three types of personal functions. Its compact design, robust construction, and user-friendly information panel with backlit buttons render this device an essential asset for professional photographers engaged in advanced flash photography.

Features

• Updated to include Wireless Rear Curtain Synchronization, a minimum output range of 1/8192, and FE Memory
  
  
• Up to five groups or 15 individual flashes can be controlled via one transmitter
  
  
• Supports E-TTL II Flash, Manual Flash, Stroboscopic and Auto External Flash Metering
  
  
• Dot Matrix LCD Panel displays all pertinent information simultaneously and backlit control panel means easy operation
  
  
• Eight types of custom functions, three types of personal functions
  
  
• High-performance hot shoe contacts for reliable information transmission and operation