Shearwater Tern TX Dive Computer depth gauge When you don't need the

When you don't need the snorkel

DIN 300 bar (4350 psi) First Stage Regulator

How to plan dives

The GSM Gdivers uses a 9V alkaline battery and has a “low battery” alarm which beeps every 30 seconds when the battery is low

or whenever you have a question

Shearwater Tern TX Dive Computer depth gauge When you don't need theThis Products Overview Shearwater's most compact dive computer redefines diving convenience and versatility for sport divers. Incorporating a compact design with advanced features, the Tern TX includes both optional wireless air integration with up to 4 tanks and a digital compass. Its enhanced visibility, user friendly interface, and compatibility with multiple diving modes, make it an essential tool for divers seeking reliability and ease of use.