Maximize Your Photography Potential with the Andoer PT-04GY Wireless Flash Trigger Set Comprehensive Set for Versatile Use This set includes one signal transmitter and three trigger receivers, providing a comprehensive solution for your wireless flash triggering needs. Perfect for photographers who require reliable and simultaneous control of multiple flashes. Universal Compatibility Equipped with a universal hot shoe interface, this flash trigger set is compatible with a wide range of camera brands, including Canon, Nikon, Sigma, Olympus, and Pentax. This ensures seamless integration with your existing equipment. Reliable Wireless Communication Operates on a globally universal 433MHz frequency with 16 channels, ensuring stable and interference-free communication. This feature allows you to confidently use this system in various environments without worrying about signal disruptions. Extended Range and Flexibility Enjoy a transmitting distance of up to 30 meters, free from directional or angular limitations. This flexibility makes it ideal for dynamic and creative lighting setups in both studio and outdoor shoots. Studio Flash Interface The included studio flash interface allows you to trigger various types of studio flashes, expanding your creative possibilities and enhancing your lighting setups. Stable and Secure Setup The 1/4 inch nut allows easy connection to tripods or light holders, ensuring your flash units are securely mounted and stable during shoots. Energy-Efficient Design The transmitter is powered by a 12V 23A battery, while the receivers use two AAA batteries (not included). This energy-efficient design ensures long-lasting performance, reducing the need for frequent battery changes. Convenient PC Sync Cord Comes with a PC sync cord for easy connection to cameras, providing additional flexibility and convenience in various shooting scenarios. The Andoer PT-04GY Wireless Flash Trigger Set is an essential accessory for photographers looking to enhance their lighting capabilities. Whether you're capturing stunning portraits or dynamic action shots, this set provides the reliability and versatility you need to achieve professional results.