Waterproof bag has three layers of sealing chain? the mobile phone into after? willeach layer of sealing good? then folded roll? press button!

Note: in the water can not press the screen camera because of pressure. In thewater to start recording after reperfusion in the underwater filming. If you want to take a photo? can download mobile phone plug-in to do the shutter button.

The big mobile phone also can put the.

Dimensions: length 17cm width 12cm (not the seal)