PERFORMANCE CHARACTERISTICS：

Wear safety working together 17gCO2 wrist) ZHQZ (SW SD type emergency safety float, which is composed of a packed in boxes, of nylon cloth composite TPU air chamber and air chamber communicated with the manual charging device, is provided with a storage cylinder, a cylinder jacket and the box and manual inflating device fixed on the wrist straps; manual inflation device is composed of a manual air valve and a manual wrench, plenum chamber outside the box with a compass in order to facilitate the identification of direction; when people water, water recreation, or scuba diving, available Bracers set (wrist strap) to wear his left wrist, floating on the wrist to ensure the valve head to the palm of the hand, the cylinders in the arm. When carriers appear fell into the water and in the deep in distress, can be the right hand wrench is pulled excitation charging device, moment of the CO2 from the air storage cylinder into the gas chamber, the inflatable air chamber and the formation of buoyant forces, with the person in distress quickly surfaced. This product is small in size, light in weight,easy to carry, suitable for use in all kinds of water.