The 1.5m Off Camera TTL Flash Extension Cord by JJC is designed to work with Nikon SB-5000, SB-910, SB-800, and SB-700 flashes. This extension cord allows for greater flexibility in positioning the flash unit off-camera while maintaining TTL metering capabilities. With a 1-year manufacturer warranty and a hot shoe connection type, this unit is reliable and durable for professional photography needs. Compatible with a variety of camera models, this extension cord is a practical accessory for capturing consistent and well-lit images.