Be prepared to power your Infinibar Series Lights with the Aputure D-Tap to 5.5mm Dc Barrel Power Cable, complete with a 9.8-foot extension cable. This indispensable accessory is designed to provide seamless connectivity and reliable power for your lighting equipment. The high-quality coiled D-Tap to 5.5mm Dc barrel adapter cable measures 30cm (11.8 inches) when coiled and extends up to 70cm (27.6 inches) when fully stretched, offering flexibility and ease of use.The included 3-meter (9.84 feet) Dc barrel extension cable significantly enhances your setup by allowing you to position your Infinibar Series Lights at a considerable distance from the power source. This added length is particularly beneficial for photographers and videographers who require versatile lighting arrangements, whether in a studio or on location.