SmallRig GoPro Hero Black Cage 3084 is designed for protecting the camera, providing multiple accessory mounts, and compatible with microphone adapters. The cage supports lens replacement , and it's compatible with the Max lens mod.The cage is locked by pressing the cover and released by pushing the button. The top and right sides are equipped with two cold shoe mounts that can be connected to accessories such as microphones and LED lights. The bottom contains a foldable GoPro mount compatible with the original GoPro baseplate, and a 1/4 threaded hole can also be directly connected to a tripod. The side panel is a quick-release for battery switches. You can charge the camera through the USB-C port without opening the panel.