Speedlite Transmitter ST-E3-RT (Ver. 3)
![](https://hk.canon/media/image/2024/02/09/8bce8d6077574b16b35245598d8471b9_ST-E3-RT+Ver3+Top.png)
Dear Customers,
Please find the special arrangement on the opening hours of Canon Hongkong Company Limited during the Mid-Autumn Festival and the day following Mid-Autumn Festival as follows:
Canon Business Experience Center and Canon Image Square
17 September (Tuesday): 11:00 to 15:00
18 September (Wednesday): Closed
Customer Service Hotlines
Closed from 17 September (Tuesday) 15:00 to 18 September (Wednesday)
We will resume normal opening hours on 19 September 2024 (Thursday).
Thank you for your understanding and wish you a Happy Mid-Autumn Festival!
Canon Hongkong Company Limited
Manual Flash Output Range | 1/8192*– 1/1 * for selected speedlite models only |
High Speed Sync | Supported |
FEB | ±3 stops in 1/3- or 1/2-stop increments |
FE Lock | Supported |
FE Memory | Supported |
Flash Modes (Exposure Control Modes) | E-TTL II/E-TTL Autoflash, Manual, Stroboscopic, Auto external flash metering |
Modeling Flash | Supported |
Flash Exposure Compensation | ±3 stops in 1/3- or 1/2-stop increments |
Transmitter | Yes |
Transmission Type | Radio |
Wireless Transmisson Range (m) (Approx) | 30 |
Receiver Unit Control | Up to 5 groups & total of 15 units |
Maximum Flash Count (Approx.) | 10 continuous hours |
Custom Functions | 8 |
Personal Functions | 4 |
Standard Power Supply | 2 size AA/LR6 alkaline or Ni-MH batteries |
Dimensions (mm) (Approx.) | 67.4 x 61.5 x 77.4 |
Weight (g) | 106 |
Provide your booking code and email address you used for the registration, we will re-send the confirmation email to you.