Feature:LED fill light for action camera, inner diameter 9.5cm/3.7". an be used for GoPro Hero 10 9 8/Xiao Yi/SJCAM/seafrogs/Meikon/Andoer etc action cameras.Waterproof 40m compact body can go deep under water.30pcs LED beads, 120 bead angle, underwater 1.5m bead distance can light up a big area.Giv..