1,Built-in 650 mAh battery, can record for 2 hours.     2,The ultra-mini is lightweight, easy to carry, and can be used as a mini sports DV.     3,Waterproof aluminum alloy shell, suitable for various outdoor extreme adventures.(But unable to support deep water waterproof)     4,Built-in 1/4-inch low-noise high-quality photosensitive elements can capture ultra-clear images in darker conditions. The built-in motor can remind the working state through vibration.     5,Support high-capacity Micro-SD/TF card up to 32GB, excluding TF card. Equipped with multiple mounts, you can mount it on a bicycle, car, helmet, arm... or any other flat surface      Lens: 120A+ HD wide-angle lens 1MP/120A+ HD wide-angle lens 200W H.264     Video Resolution:1920*1080     Video Format:AVI     Video Frame Rate: 30FPS     Picture Resolution:3840*2160     Picture Format:JPG     Memory Card:Micro-sd     USB Interface:USB 2.0     Power Interface:5V 650MA     Power Consumption: 130MA/H/160MA/H     System: Windows 2000/XP/Vista/Windows 7     Colour:black     Material:ABS+Metal          Package Contents:     1 x camera     1 x Machine Snap Ring     1 x Bicycle Stand     1 x USB cable     1 x Helmet fixed seat cushion     1 x Bandage     1 x Chinese and English manual          Only the above package content, other products are not included.     Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.