Specification :

Weighing only 8 ounces ( with 2 AA batteries) , this self-contained, hands-free digital video cam delivers full color digital video in 640 x 480 VGA at 30 frames per second – even underwater.
Play Hard and Never miss a shot.
This bullet full color wireless video camera is absolutely BRAND NEW and in a factory sealed box. Check out my feedback and you can buy with confidence. If you are into Extreme sports, this is a must have. Mount it on your helmet, bike, arm, leg, skateboard, dirtbike, dune buggie, virtually anything your heart desires.

Features
Wireless, hands-free, digital recording
WATERPROOF up to 10 ft, shock-resistant for extreme conditions
TV cable for instant replay on the big screen & USB easy uploads
Records in COLOR with sound!
Easily uploads videos to your PC
640 x 480 resolution at 30 frames per second
SD card expansion up to 4 GB – standard memory 32MB
Mounts easily on helmets, handlebars ( almost anywhere! )
Operates with 2 AA batteries, not included
Dimensions: 4.25L x 1.75D x 2.25H ( in.)
Full-function, hands-free, digital recording
Mounting grips and straps of different length are included. Mounts easily on helmets, handlebars, and other sports equipment
Wider Field of View ( FOV) - 48 degrees
Compatible with operation system WIN2000/ XP/ Vista and Apple Mac X 10.3/ 10.4
Operates with 2 AA batteries