Quality diving shockproof lamp with a decent output of 1050 lumen, powered by a Li-on 18650 cell.

The Genius - it's all in the name! A trimix and nitrox capable dive computer with over 1,000 hours logbook capacity, a clear, high-resolution color display, hoseless tank data integration, up to 40 hours dive time per charge and more!

Referred to as semi-dry due to its excellent insulating properties. 

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.