The sprayer is made of high-quality PE material which is non toxic and tasteless. Thickened bottle body, good heat resistance, no deformation, not easy to crack, long service life. With the safety valve design, when the pressure exceeds 2-3bar, the safety valve automatically releases the pressure. The nozzle is made of high-quality material which is not easy to damage and rust. The intensity of water can be regulated by rotating the nozzle, there are two modes. The sprayer only needs 5-10 times manual pressurization, and the continuous spraying can be achieved by pumping the air into the bottle to create pressure.