- Wireless flash controller for the Canon 420EX and 550EX and other Canon flashes.
- Indoor transmission range of approximately 40 to 50 feet
- Outdoor transmission range of approximately 26 to 33 feet
- 1,500-transmission battery life
- Turns off after 90-second idle
- Wireless flash controller for the Canon 420EX and 550EX and other Canon flashes.
- Indoor transmission range of approximately 40 to 50 feet
- Outdoor transmission range of approximately 26 to 33 feet
- 1,500-transmission battery life
- Turns off after 90-second idle
