1st Stage Regulator Spec: - Low pressure port swivel assembly for versatile positioning. - Intermediate pressure 135-145PSI - Five 3/8-24 UNF-2B intermediate pressure ports - Two 7/16-20 UNF-2B high pressure ports - Chromium plated bass body - Stainless steel springs. 2nd Stage Regulator Spec: - 150PSI maximum intermediate pressure. - 1.2 to 1.4 CIW (column Inch of water) - inhalation effort (ADJ-KNOB on Max) - 1.1 CIW exhalation effort - 30+SCGM (air supply: 3000psi) - Weight: 251 grams - Adjustable.

Environmental sealing prevents internal corrosion, contaminants and icing of the first stage. High performance over-balanced first stage. Large purge button. Comfortable silicone mouthpiece. High quality regulator first stage and second stage with 27" hose.

Item Dimensions LxWxH: 7 x 5 x 3 inches. Item Weight: 3 Pounds. Educational Objective: play, Learn. Material: Silicone, Steel. Brand: Scuba Choice. Manufacturer: Aqua Edge. Department: unisex-adult. Customer Reviews: 5.0 out of 5 stars 4 ratings 5.0 out of 5 stars. Best Sellers Rank: #288,627 in Sports & Outdoors. Manufacturer recommended age: 18 months and up. Item model number: SCR-02-DIN-AJ. : B007XK0US2. Country of Origin: Taiwan. International Shipping: This item can be shipped to select countries outside of the U.S. Learn More. Domestic Shipping: Currently, item can be shipped only within the U.S. and to APO/FPO addresses. For APO/FPO shipments, please check with the manufacturer regarding warranty and support issues. Item Weight: 3 pounds. Product Dimensions: 7 x 5 x 3 inches.