[COMPATIBLE MODELS] Compatible with 580EXII, 7D, 5DII, 50D, 40D, and more. [WIDE RANGE] Also works with D300S, D700, D3X, and various and Seagull models. [SIMPLE SETUP] Easily connect your camera and flash for professional flash PC cord functionality. [IDEAL LENGTH] With a 39.4-inch cable, providing ample for your photography needs. [SOLID WEIGHT] Weighing only 21g, it is lightweight and portable for on-the-go photography sessions.