【Multi-use Water Pump】DC 12V 70W 0.9Mpa 4-6L/Min Self-Priming Diaphragm Pump is a multi-purpose equipment that allows you to pump water automatically and self-priming. It is suitable for use in motorhomes, boats, gardens and much more. 【Pressure Regulator】This water pump is equipped with a pressure switch which automatically turns off when the pressure of the water produced is too high. This feature ensures safe use and prevents damage to the pump. This pump can be used for various applications such as pumping water, cooling welding guns, drilling water, cleaning, spraying, etc. It is high quality and completely new. 【Wide Temperature Range】This Self Priming Water Pump can handle water temperatures ranging from 0 to 100°C. It can also be used with water-based solvents with a pH between 5 and 8, as well as oil. Please note that the pump can work without water for a short time, but not more than 30 minutes. 【Easy to Install】The installation of this High Pressure Water Pump is simple and can be done easily. It is small and lightweight, but offers high flow and high pressure. It is recommended to install it in a dry and well-ventilated place. Please note that this pump does not have a filter at the water inlet, so it is only suitable for clean water. If the water you need to pump contains impurities, we recommend installing a filter. 【High-Quality Material】This Diaphragm Water Pump is made of high-quality materials and has high-quality bearings, which ensures stable rotation and long service life. It offers a maximum flow rate of between 0.1 and 6 L/min, which gives it excellent performance.