Specam Portable Fly DV FPV Video Aerial Camera 4GB for RC Airplane Helicopter Plane Easy to Install. High Speed Recording & Quick Light Response. Automatic photographing every 15 seconds DV 640*480@25FPS. 25 Frames Per Second for 640x480 Video Output. Motion JPEG Video Encoding and MP4 Format High performance Microphone. Sound Activated Recording.. Built-In Rechargeable Lipo Battery with 2.5 Hour Battery Life Memory Capacity: 4G. USB 2.0. Gloss Weight: 0.5 Kg. Size: 15x10x7cm