Features: This product is used for pneumatic cylinders CO2 dumped lifesaving device convenient gas source, light weight, easy to carry, easy to operate, dumped over a distance of up to 75M. As a flood, fire and other water rescue dumped automatic inflatable life buoy and throwing rescue use. Propellant missile with tails, strong wind resistance, high accuracy dumped. Warhead configurations: with two inflatable life buoy with automatic projectile bombs, two rescue training projectile bombs and a bomb; bomb relief from ABS plastic housing and aluminum tubes, rescue bombs built with 110 Minneapolis dragon rope, can be recycled and reused. Optional 1.5L capacity compressed air cylinders (200/300 bar pressure range), and inflated with quick connectors, 8-12 times inflated enough to use. Repeated use. Product specifications: 1, compressed air pressure: 60bar, the overall weight of the product is less than 3.5KG, projectile mass greater than 1.5KG. 2, the projectile distance: water automatic inflatable life preserver when the projectile distance of up to 60-90M, land use when throwing distance of up to 70-100M. 3, throwing size: ￠ 3mm × 110M, throw rope tension of not less than 2000N. 4. Flight time: about 3-5 seconds. 5, the water float within 5 seconds into the water with automatic inflatable life buoy become, produce 8KG more buoyancy. 6, the product can be optional carbon fiber cylinders + quick connectors, light weight, high pressure; easy to install automatic inflatable life preserver warhead replacement can improve the efficiency of the rescue. Use: 1, water rescue: for river, lake, river, and places such as the seaside complex rescue, water rescue short distance can be achieved. 2, land rescue: for civilian, police, military, fire, ship-to-ship, tall buildings or mountain rescue and other occasions, throwing the job.