Feature: 1. Powerful Tool: Supports off-camera sync flash and AF focus auxiliary light function, compatible with camera hot shoe mounting. 2. Off-Camera Use: Enables flash to be separated from the camera for flexible lighting angles while maintaining full functionality. 3. Function: FC-E3 off-camera flash cord connects the camera and flash unit for synchronized operation. 4. Cable Length: Features a 50–130 cm (19.7–51.2 in) coiled cable design to prevent tangling and ensure practical use. 5. Secure Connection: Equipped with a lock switch to prevent accidental disconnection during shooting. Specification: Item Type: Off-Camera Flash Cord Material: Plastic Color: As shown in picture Product Size: Cord Length: Approx. 50–130 cm / 19.7–51.2 in Weight: Approx. 127 g / 4.5 oz Interface: Hot Shoe Base, Hot Shoe Mount, Cold Shoe Mount, 1/4 in Screw Hole Compatible Cameras: Film and Digital Cameras (Not compatible with EOS 630/RX) Compatible Flash Models: 600EX RT, 580EX II, 580EX, 550EX, 430EX II, 430EX, 320EX, 270EX, 270EX II Package List: 1 x Off-Camera Flash Cord 1 x Manual Note: 1. Please allow 1–3 cm error due to manual measurement. Thank you for your understanding. 2. Monitors are not calibrated the same; the item color displayed in photos may differ slightly from the actual object. Please refer to the physical product as the standard.