![Shearwater Tern Shearwater Tern](https://cdn11.bigcommerce.com/s-82wr06qc6f/images/stencil/300x300/products/1109/2109/Tern-Front-Air-0M-Surface-Black-Standard.png__81491.1718690449.jpg?c=2)
The built-in collision avoidance protocol allows multiple transmitters to be used, reducing the chance of communications dropping or getting crossed. This makes it the perfect transmitter for demanding divers.
Features:
- Advanced collision avoidance system ensures reliability whilst using multiple transmitters
- Randomised transmit interval
- LED status indication
- Easy 'no tools' installation on first stage
- compatible with all AI Shearwater computers and many other computers
Specifications:
- Battery type: CR2 3V Lithium (User replaceable)
- Battery operating life: Up to 300 dive hours (HP pressure present)
5 year storage time - Depth limit: 200msw
- Rated air pressure: 300 bar/4350 psi
- HP port proof pressure: 450 bar / 6525 psi
- Accuracy: 5% full scale
- Zero offset: < 3.5 bar (50 psi)
- Activation pressure: 7 bar (100 psi)
- De-activation pressure: 3.5 bar (50 psi)