Feature Original and Unique design,a pistol shutter trigger design to working with most of floating bobber models in market . All-in-one structure compatible for GoPro HERO 6/5/3/3+/4/Hero5 Black/Hero 4 Black and Sliver/Hero 2 , GoPro Style cameras ,like Xiaoyi Yi m1/Yi 4k/Yi 4K plus/ SJCAM SJ4000/SJ4000 WIFI/SJ4000 Plus/SJ5000 series/SJ6000/SJ7000/SJ8000/SJ9000 SJ7/0SJ6/SJ7 star/SJ8000/SJ9000/m10/m20 mount, Accessories for Eken H9/h9r and other name action cameras Pistol Trigger Set with phone clip ,so it compatible with most of phone well . You can use this pistol trigger as float grip when you diving ,put diving light under camera ,hand free and easy control This float grip suit most of dome port well One-handed operation. Split structure,trigger and floating hand grip are sold separately Direct screw up the gopro to improve stability,with additonal cellphone clip holder adapter on top, for easy viewfinder and swith the position angle Hollow design , strong floating . you can put small things into the grip body Package Include 1 x Pistol Trigger Set 1 x Phone Clip 1 x Tripod Adapter Mount 3 x Screws