1、[Stable Performance] Diaphragm pump has the characteristics of low current, stable flow, stable and smooth work, etc. The purple copper motor makes its pressure boost strong and durable. 2、[High Rotation Speed] The rotor in the diaphragm pump has a speed of up to 2800 rpm without jolts or loss of pace during sudden changes in load. 3、[Fast Heat Dissipation] The diaphragm pump's housing is designed with hollowing out, which has better heat dissipation performance and more stable performance. 4、[Pressure Sensor] This self priming diaphragm pump comes with a built in pressure switch that allows it to work automatically and intermittently when the faucet is turned on and off. 5、[Main Application] This diaphragm pump is designed for yachts, RVs and other equipment, and can be used for general water delivery, spray pumps, light rain systems or other industrial applications.