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Speedlite Transmitter ST-E3-RT (Ver.3)

As low as $299.99
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  • High-Performance Hot Shoe Contacts for Reliable Information Transmission and Operation.
  • Up to 5 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.
  • 8 Types of Custom Functions, 3 Types of Personal Functions.
  • High-performance Hot Shoe Contacts for Reliable Information Transmission and Operation.
  • Wireless Rear Curtain Synchronization.
  • Minimum Output Range of 1/8192.
  • FE Memory built-in so you can lock-in an E-TTL flash exposure level.
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Product Disclaimer

When used with Speedlite EL-1 or EL-5, and the following cameras:  EOS-1D X Mark III, EOS R3, R5, R6, R6 Mark II, R7, R8, R10, R50, or M50 Mark II.  Speedlite EL-1 and Speedlite Transmitter ST-E3-RT (v. 2 and later) require Canon Multi-function Shoe Adapter AD-E1 to mount on all above-mentioned cameras, except EOS R5 and R6.  Some features will work with previous Speedlite models, such as 600EX-RT, 600EX II-RT, and 430EX III-RT, and with previous EOS cameras, but not all.  As of February 1, 2024.