Scuba Diving Computers

£288 http://www.simplyscuba.com/products/Suunto/VyperAirBlackwithUSB.aspx
£249 https://www.watchandclockparts.com/products/suunto-vyper-air-black-ss018539000?utm_medium=cpc&utm_source=googlepla&variant=11265420934&gclid=CMqvwrzWsMsCFVYo0wodIV8OPw
£283 http://www.simplyscuba.com/packages/Suunto/VyperAirwithfreeTransmitter.aspx

https://www.youtube.com/watch?v=00PgzB2ELhU&ebc=ANyPxKpuismDMavWe4VNYuSmNUatsBgCWZX11Y5dGFg9J8dmSkypDMbfzR-DMxfyOa10IU2TCGAZViYT6Sv8AldlbrqGA6TNqw

https://www.youtube.com/watch?v=EEa6Ai_TYJA&spfreload=1

https://www.youtube.com/watch?v=00PgzB2ELhU

Use quidco