Features automatic loop recording with a built in 650 mAh battery, allowing up to 2 hours of recording time. Weighing just a few ounces, this ultra mini camera is easy to transport and for various outdoor activities. Its waterproof aluminum alloy shell is designed for extreme adventures (not suitable for deep water). Equipped with a 1 4 inch low noise photosensitive element, this camera captures clear images in low light conditions. A built in motor provides vibration alerts for the working status. Supports high capacity TF cards up to 32GB (card not included) and comes with multiple mounts for easy attachment to bicycles, cars, helmets, and more. Record in multiple formats, including 1080P at 30FPS and 1280x720P at 60FPS, with a switchable external storage option supporting up to 128GB.