Feature: 1. [HD And Wide Angle] Helmet camera with 720p and 1080p video dual resolution mode, 120° super wide angle lens, you can get a wider field of view image, the image is more beautiful. 2. [Loop Recording] Helmet action camera automatically loop recording, when the memory card is full, will automatically open this function. Support high capacity Memory Card (up to 32GB, not included). 3. [Lightweight And Portable] Mini sports action camera, ultra lightweight, easy to carry, can be used as a mini sports DV. Easy to install on helmets, bikes, motorcycles. 4. [Waterproof And Shockproof] Suitable for outdoor extreme weather, built in G Sensor, when an accident occurs, automatically lock the current video, will not be covered by the loop recording function. 5. [Rechargeable] This mini DV camcorder has a built in 680mA lithium battery, which can be recharged in a cycle and is more environmentally friendly, with a battery operating time of about 3 hours. Specification: Item Type: Helmet Camera Material: Zinc Alloy Lens: 120 Degree High Resolution Lens Video Resolution: 1920 x 1080P, 720P (1280 x 720) Video Format: AVI Video Compression Mode: H.264 Loop Recording Time: 3 Minutes Per Segment Memory Card: Memory Card, Support Up to 32G (Without Memory Card) Battery Type: Built in Lithium Battery, Battery Capacity: 680mA (Shipped with Built in Battery). Package List: 1 x Helmet Camera1 x USB Charging Cable2 x Sports Camera Fixed Clip 1 x Instruction Manual1 x Base1 x Fixing Strap