The JJC FC-O3 Off-Camera Flash Extension Cable is a 0.9-meter long TTL cable designed as compatible accessory for Olympus and Panasonic camera systems, serving as a successor to the Olympus FL-CB05. It allows for remote operation of flash units with full TTL metering, ensuring precise exposure control for professional photography applications. The cable is made from durable materials with reinforced connectors and a flexible, tangle-resistant design for reliable performance in various shooting environments. Compatible models include Olympus Speedlite flash units and cameras such as E-620, E-600, E-520, E-510, E-500, E-450, C-8080, C-7070, C-5060, C-5050, and C-5000, as well as Panasonic models like G10, GF1, GH1, and G6. The standard black color and compact design make it easy to integrate into camera bags and setups. Ideal for portrait, event, and studio photography, it allows for creative lighting arrangements without compromising functionality or compatibility. Weighing approximately 50 grams, it is lightweight and portable, enhancing user-friendliness during extended use. The product focuses on consistent signal transmission and ease of handling, meeting the needs of photographers seeking reliable off-camera flash solutions.