The Nuvair Pro O2 Handheld Analyzer measures oxygen levels in mixed gases from 1% to 100% oxygen. It comes with a water- and impact-resistant case and is available in three power options: Wall plug-in, 9-volt or rechargeable lithium battery.

High quality diving impact resistant 1050 lumen lamp, powered by three C batteries or two 18650 batteries.

The new model of the QUAD CI counter from MARES will surely attract your attention !

Incorporates the powerful Shearwater feature set in a wristwatch-sized form factor.