Lifesaving catapultIt is a rescue equipment powered by compressed air, which throws rescue ropes and lifebuoys towards the target. It is mainly used for rescue in maritime accidents, high-altitude air disasters, and special occasions.

1. Check the equipment. Before use, check if the equipment is intact and if there are no external injuries on the surface of the gas cylinder.

2. Prepare the equipment. By connecting the hook, firmly connect the gas cylinder to the rope, install the gas cylinder onto the projectile, connect the inflation interface to the gas source gas cylinder, and install the safety pin.

3. Inflate. Slightly open the gas cylinder valve and fill the launch gas cylinder to 15-20Mpa.

4. Launch. Pull out the safety pin at an appropriate angle (usually 35 degrees), estimate the launch height, and press the transmitter to launch.