Hands-free Experiencebr Smart phone APP controland Infrared remote control give you wo remote control methods, no longer need to worry about losing the remote control and being unable to control the ring light.br Extension Accessoriesbr Multi-functional and easy to usebr br 1. Suitable for two mobile phonesbr br 2. Suitable for mirrorless camerabr br 3. Suitable for sports camerabr br 4.