Canon speedlight transmitter ST-E2

We offer a wide variety of products, and the following precautions apply to some of them. Please note that they are listed for all products. 【Voltage Compatibility】Designed for Japanese voltage (90-110V). Using with a different voltage may cause malfunction. 【Plug Type】Japanese plugs (A or B type). Use a conversion adapter if needed. 【Transformers & Adapters】Transformers adjust voltage; adapters only change plug shape. Using an adapter without a transformer may damage the product. 【Liability】We are not responsible for damages caused by improper use, such as using the product without a transformer. This accessory sends flash instructions to a speedlight located far away. When you want to use speedlights wirelessly or when you want to fire multiple flashes, it is convenient because you can change the settings of multiple speedlights with one unit. With wireless multi-flash photography using Speedlight 600EX-RT*, 580EX II, 430EX II, 320EX, and 270EX II, you can control 580EX II, 430EX II, 320EX, and 270EX II that are set as slaves. *600EX-RT cannot be controlled via radio communication. Compatible cameras ALL (excluding EOS M100 and EOS M10) *EOS M series requires off-camera shoe cord OC-E3, which is sold separately, depending on the lens.