Check the listing for details. ScubaPro Smart Pro Transmitter. Condition: New. Listed at 399.00 USD. ScubaPro Smart Pro Transmitter PRODUCT DESCRIPTION Enjoy the convenience of air integration without the hassle of a dangling hose. The low-profile transmitter screws into a high pressure port on your first stage and relays tank pressure and true remaining bottom time (RBT) to the computer screen. Featuring a more visible built-in LED on top of the cap, it provides an estimate of tank pressure when the first stage is attached to a tank letting you know if the tank has gas without needing to activate the computer. FEATURES: Easy to use, you only need to pair it to your computer once - the first time you use it Coded transmission technology prevents interference between different dive computers Compact size improves first stage mounting options More visible LED indicator status light: 1450 PSI and over = Slow Short Blinking Green Light; Between 1450 PSI and 725 PSI = Short Double Blinking Yellow Light; Below 725 PSI = Long Single Blink Red Light Powered by a user-replaceable CR-2PE/BN lithium battery that's good for three years or 250 to 300 hours of diving, whichever comes first Compatible with the HUD, G2 and A2 personal dive computers We ship Monday-Friday 8:30AM - 5PM of EST While some orders will not be shipped out same or next day, they will be delivered by the estimated delivery date. If you desire the item sooner, please, choose expedited shipping options. Tracking: Our system will automatically update you with the tracking info once the order is shipped. To ensure the safety of your items, orders that are valued over $100 may require signature confirmation. Please, contact us through messaging if you need more information on the product