We pioneered underwater TTL flash exposure for DSLR and mirrorless cameras and this is the next iteration of our world renowned Canon TTL flash circuitry.

If you have a housing shipped from Ikelite before January 1, 2025 (serial number below 81200) then you will need to upgrade your bulkhead and hotshoe for use with this product. Read more aboutthe improvements to our bulkhead and hotshoe system.

See the B3 Bulkhead and Hotshoe Upgrade Kit for Canon Cameras.