D550 Dive Light back inflate Using penetration lines and reels

Using penetration lines and reels to guide exploration

You may be able to get college credit for the Divemaster course - ask your instructor

Three over-pressure relief valves strategically placed to optimize buoyancy control

using interactive presentations and quizzes to ensure a thorough understanding of diving theory

D550 Dive Light back inflate Using penetration lines and reelsMAIN FEATURES: Cree LED, 1000 lumens output Uses one 18650 battery Magnetic controlled tail switch offers high waterproof and easy operation underwater Standard included wrist strap fastens the flashlight to the back of your hand Reverse polarity protection Accessories: 18650 Battery (3400mAh), charger Wrist strap, O ring, Lanyard