New Mini-Q40 Mk2 Dive Light The brand new Mini Q40 Mk2 is a new and improved design carrying on the tradition of the classic UK Mini Q40 eLED dive light. Equipped with 250 lumens of light for a maximum run time of 5 hours. A mask strap is included with the light, which makes it easy to attach the light to your dive mask The light weighs only 6oz, and measures just 7 in length - a perfect size to take along on any trip. Bright Performance, Easy and Robust Push Button Switch The Mini Q40 Mk2 is operated with an easy and robust push button switch. Mini Q40 Mk2 is ideal for lobster diving, wreck diving, and other activities where having your hands free is essential. The narrow white beam penetrates water easily. Use it to look under ledges, crevices and to light up other hard to see areas. It runs on 4 AA batteries, so you'll have no trouble with airline bag restrictions either!