Shearwater Tern TX Computer

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Our most compact dive computer with brilliant AMOLED display


The Shearwater Tern and Tern TX models redefine diving convenience and versatility for sport divers. Incorporating a compact design with advanced features, these dive computers, especially the Tern TX with its transmitter-enabled capability, provide unparalleled functionality. Their enhanced visibility, user-friendly interface, and compatibility with multiple diving modes, make them an essential tool for divers seeking reliability and ease of use.

The Tern and Tern TX feature a 1.3” AMOLED screen with clear visibility in various lighting conditions. Their watch-style design and high-resolution display ensure easy access to vital diving data.

The Tern TX stands out with its ability to connect to up to four Swift transmitters and includes a digital compass. Both models support Air, Nitrox, 3 Gas Nitrox, Gauge, and Freedive modes.

Designed and Built in Canada and depth-rated to 120 meters, these computers meet EN standards for dive compliance. They come with Shearwater’s new Remora™ quick connect bands and webbing straps, offering easy customization with various strap lengths and colors.


  • Multiple Diving Modes: Air/Nitrox/3 GasNx, Gauge, Freediving
  • Full Colour, High Resolution, AMOLED: 1.3" display with deep blacks, and vivid colour display
  • Modern, Sleek Profile: Robust design with toughened glass, modern bezel design and USB-C wireless charging
  • Optional Air Integration: the Tern TX can connect with up to 4 transmitters.
  • Remora Quick Release System: allows divers hassle-free switching between straps to suit different diving suits, wrist sizes, and color preferences. Both the Remora™ bands and the webbing straps are designed for compatibility with the Teric and Tern dive computers, enhancing the user experience with their practical design and ease of use.
  • Customizable: multiple clock faces, configurable colour UX, alternate colour remora bands available.
  • Cloud Control: download and display dive logs quickly with Bluetooth® wireless technology. You can display as much or as little information as you need. The Shearwater Cloud is available in 13 languages.
Sheawater Tern Computer User Manual

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