Finally the e-turtle 3 smart TTL trigger arrived!

The Canon trigger is finally ready!

Introducing the SMART 3 Canon TTL trigger –
the 4th member of the SMART 3 family, delivering full TTL control for Canon MILC cameras, designed specifically for underwater photographers.

⚙️ Key features
• Manual / TTL mode
• Front & Rear Curtain Sync
• HSS (High Speed Sync) tested up to 1/8000 s
• Continuous shooting up to 19 fps
• Stroboscopic mode: 2–10 flashes per exposure (1/10–2 s)

All settings are stored inside the trigger, so your system is always instantly ready underwater.

💡 Strobe compatibility
Control today’s most popular underwater strobes via optical cable or wired connection, including:
Backscatter HF-1, AOI UIS-PI, INON S & Z series, Sea&Sea D3,
Marelux Apollo III V2 & Apollo S, Retra Pro X & Pro Max.
The setup software is continuously updated, expanding the list of TTL-capable strobes.

🔋 SMART 3 family – proven premium design
• User-replaceable battery with 3× the capacity of SMART 1–2
• USB-C charging & configuration
• Reinforced switches and robust LED / sync output
• SMART button for battery status check:

📷 Tested with Canon cameras
Canon R3, R6, R6 II, R6 III, R5, R5 II and M6

👉 Learn more: www.trt-electronics.com