This diving mask camera can make your underwater activity more convenient and safe as you are free to swim without having to carry a bulky waterproof  camera in one hand .It is the combination of a digital camera and diviing mask, which can be integrated or separated . 

However,its cost is just as low as a 1/10 of an ordinary waterproof camera .It means you could own a digital camera with multi functions and a silicone diving mask at the same time equal to your cost on the waterproof housing of an ordinary  camera . 
 

Features :

Humanization design, wearing comfortably  
Motional video recording,respond to surrounding light instantly 
It can be separated and integrated optionally between digital camera and diving mask . 
It is detachable and portable . 
It is waterproof depth up to 15meters,with tempered glass and strong antilog function . 
It reserves a yoke for assembling other lighting system at the upper side. 
It can be connected with your computer for charging or working as a webcam . 

Specifications :

Image Sensor : 5.0MP CMOS Sensor 

Status Display : LCD display,showing the status and remind the recording time,photo numbers   
Power : 3.7v rechargeable Li battery 
Interface : USB 2.0 high speed  
Bulit in flash light 
Image Resolution : 2560*1920,JPG 
Video Resolution : 640*480,AVI,30FPs 
Internal Memory : 1G,2G,4G,8G, 16G 
Storage capacity : 1350 still images for 2GB, 2hours video recording for 2GB 
Battery Duration : 3hours