Aluminum alloy, the camera is highly resistant to shock and fall, with thin craftmanship, exquisited appearance, precise hole positions, better heat dissipation, and a perfectly fit to the body. Opening design is practical and convenient, with a fast USB port for charging, easy disassembly and operate, and a double expansion cold shoe interfaces on the border. Panoramical will not be included in the picture, and the picture will be presented in full; The top cold shoe interfaces can connection to microphones, fill light, and more for more applications. Expanding more possibilities, can use in combination with tripods, extension poles, backpacks clip, car sucker cups, and more. need to remove the border, you can directly , replace the battery, and insert and remove the storage card.