The Ocean Pro Sub-Sabre Mask Torch is a perfect compact torch that comes with mask strap for hands free light - great for underwater photography.
It provides a 16° light beam for up to 120 minutes running on a single AAA battery with 75 lumens. It is made from sturdy anodised aluminium and weights in at only 12g in the water with a battery. Depth rated to 100m.
Comes with mask attachment, but this can also be used as a great small back up torch.