This is the Aqua Lung Analog 2 Gauge Scuba Diving Console Imperial or Metric Features:Pressure Gauge:The Aqua Lung Pressure Gauge delivers both remaining air pressure and temperature in one easy-to-read display. Easy-to-read scale up to 5,000 PSI / 350 bar rated Luminescent gauge face for easy reading in low light Integrated temperature scale Nitrox compatible up to 50% Swiss made, shock resistant Bourdon tube One way safety valve Hose length is 36/ 91.44cm Depth Gauge:The Aqua Lung Depth Gauge, with its specially designed depth scale and luminescent gauge face, allows for easier reading at a glance. High fidelity depth scale provides accurate and easier reading at shallow depths Maximum depth indicator Luminescent gauge face for easy reading in low light 200 foot / 60 meter maximum depth Wrist mount boot allows for future upgrade to the i300 dive computer module Our 2-gauge console includes a Pressure Gauge, Depth Gauge and Writing Slate. Designed with ease-of-use and simplicity in mind, the pressure and depth gauge displays are designed with such features as a luminescent gauge face for easy reading in low light. In addition, the 2-gauge console can be easily upgraded in the future with the addition of a Compass.