The Dive-Alert SMB.LED (Surface Marker Buoy) features a Closed-Circuit (One-way Valve) Construction, which prevents air spill at the surface. Inflate on the surface to attract visual attention or redundant flotation. Inflate at depth to send to the surface and illuminate at night!
Inside this unique SMB are Six waterproof LED Lamps powered by a twist on (2) AAA Battery (not included) Power Supply When diving at Night or Dusk this unique feature will Illuminate the SMB allowing great visibility of Buoy on the surface . The SMB LED also has Solas Reflective Tape (Coast Guard approved) across the top of the Tube that creates better visibility day and night. An Over-Pressure Valve (OPV) with Pull-Dump Cord prevents bursting and allows Easy Air Dumping.
The Dive Alert Deluxe SMB with LED is Bright Orange on one side and High Visibility Yellow on the other, measures (L x W) 65" x 8" (165 x 20.3 cm) and provides approximately 40 lbs (18.14 kg) of lift. SMB has a Nylon Strap Handle on Top that allows for Easy Attachment of Light or Slate. The SMB is constructed from Durable 400- Denier Polyurethane Coated Nylon Material for Strength and Long Life.