This demonstration video discusses and shows the features of the VR3 Dive Computer. This scuba diving computer is an open circuit computer with the optional upgrade to closed circuit. It has an easy to read font and only two buttons which makes it very user friendly. There are no lockouts due to decompression violations during or after a dive. It offers up to 60 hours of dive logging and up to 99 levels of decompression. One notable feature is the dive plan mode; you enter the gases, depth, and time, and the unit will calculate a list of deco stops. It is fully programmable with up to 10 gases which can be switched at any time during the dive. It also features a user changeable AA battery. This computer will meet any and all of your diving needs.