You have an Oceanic Air Integrated Hose-Less Dive Computer and want to get rid of your submersible pressure gauge and hose to take advantage of the air integrated feature. This Oceanic Transmitter will work with many of Oceanic's computers that are air integrated. If you have an OC1, Atom 1.0, 2.0 & 3.0, VT, VT3, V, VT, VT3 and VT4 and want to upgrade or need to replace your transmitter this item is what you want. Each compatible Oceanic Hose-Less Air Integrated Computer may be programmed to link with up to 3 independent transmitters. The transmitter has a user replaceable 3.6v CR2 battery and when installed to your regulators 7/6" threaded high pressure (HP) port with provide the computer with the following unique features.