The 55W Red Light has a double locking mechanism to prevent your lamp from slipping. It is composed entirely of aluminum alloy. It has barn doors to freely direct light and a stepless dimmer. You can use this equipment for interviews, photography, and other purposes because of its wide heat-dissipated hole, which enhances lamp performance and prolongs its lifespan. Qualities The expanded heat-dissipated hole provides protection against overheating. A rotatable lamp head and stepless dimming allow you to add light as needed. Long-lasting thermally insulated ring and all-metal construction A security lock and a fixed rotation knob keep it from sliding down. includes detachable barn doors to let in light. Integrated dimmer package Contains 2x 55w Red Head Lights 2x AC Power Two studio stands