RAPID ENTRY SYSTEM Halcyon: Created for public safety divers to respond to underwater emergencies immediately. Diver personal flotation device (PFD) allows partial deployment at seven pounds of lift underwater up to a maximum of 37 pounds of lift fully deployed. Inflation options include low-pressure hose, carbon dioxide cartridge, and oral. Active Control BallastTM in waistband allows user to dump up to 30 pounds of lead weight. Includes 13-cubic-inch pony bottle breathing supply. (954) 462-5570.