Its an Aerial camera gimbal casing: XL-RCP 24.0 SJCAM M10 series camera gimbal casing.
The original case is a multi-rotor / quad-player, and it has a built-in microphone. Scratches which prone to happen during use. So the new gimbal casing (XL-RCP 24.0) for SJCAM M10 helps to solve the above problem with some extra features.
http://www.supermotoxl.com/Real-object-design-for-hobby-models/3D-printed-real-object-design-for-hobby- Models / xl-rcp-240-camera-gimbal-casing-for-sjcam-m10-series / menu-id-118.html
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