Detail:
WI-Fi Digital Action Camera is all what you need. It takes 16 MP still photos. Designed for point-of-view style action shooting, it features an assortment of mounts to cover just about every situation, including solutions for helmets, handlebars, surfboards, and more. The camera also features an underwater housing that - with a 100' depth rating - is safe to take snorkeling or on many dives. A 2"inch LCD screen on the back of the camera allows you to compose your shots as well as review what you've already recorded.

How to Use
https://www.youtube.com/watch?v=eTn4TI69rh4

Key Features
A water-resistant casing that allows you to film fascinating water sports & water-resistant up to 30 meters under water.
High definition screen that displays and replays fascinating videos recorded 
Detachable battery that is easy to replace and prolongs your camera's service life 
Video recording while charging
Video recording with battery 
16-megapixel HD wide-angle lens

HDMI HD output
Support storage cards up to 64GB maximum
Multiple video recording formats: 4K 1080P 720P WVGA
Recorded in MOV format
Multiple photo shooting modes: Single shot, Snapper 
Video encryption enabled  
Wi-Fi connection.
Accessories included in official package

Specification
Video: 4K 30fps/2.7K 30fps
1080p 60/30 fps (H.264)
720p 120/60 fps (H.264)
Battery:900 mAh 
Super Wide Angle Lens:170 degree
Waterproof: Up to 30m
Wi-Fi:802.11b/g/n
2-inch LCD
Input/Output: Micro USB/HDMI

Package Includes
1 X Sports DV
1 X Waterproof Case
1 X Bicycle Stand
1 X Base 1
1 X Base 2
1 X Clip
1 X Fixed Base
1 X Switch Support 1
1 X Switch Support 2
1 X Switch Support 3
1 X Adapter
1 X Helmet Base
1 X Bandage
1 X Ribbon
1 X Wire Rope
1 X Data Wire
1 X Charger
1 X Manual
1 X Wiper
1 X Protect Backdoor
1 X Battery

Weight: 0.50 KGs