This orange-yellow water rescue throwing device is specially designed for maritime assistance and water emergency rescue, made of high-strength aviation aluminum material, weighing only 7.6kg, with maximum working pressure reaching 8.8MPa and effective range of 200 meters. Features quick assembly system with corrosion protection meeting marine-grade standards. Equipped with dual aiming mechanism and automatic pressure adjustment valve, throwing accuracy error less than 2%. Certified by International Maritime Rescue Equipment Testing, operating temperature range from -20°C to 65°C, ideal equipment for maritime departments, coastal rescue teams and professional water rescue teams.