Features • Durable Engineering Plastics: Constructed from high-quality engineering plastics, this mini vacuum pump offers explosion-proof safety performance for peace of mind in various applications • Integrated Pressure Switch: Features a built-in pressure switch and over valve to protect against damage, ensuring reliable operation and prolonged lifespan of the pump • Compact Yet Powerful: Despite its small size, this micro diaphragm pump delivers high pressure with low noise, making it perfect for discreet use in fish tanks and other setups • Effortless Assembly: Designed for easy disassembly and assembly, this micro air pump operates on safe low voltage, providing user-friendly functionality without compromising safety • Versatile Applications: Ideal for a range of uses, from home appliances to chemical industry equipment, this mini vacuum pump enhances convenience in everyday tasks Features: 1、Made of engineering plastics, with explosion？proof safety performance. The product is easy to install and provide much convenience to life 2、This product is equipped with a pressure switch and an over valve to protect the pump from damage and control the normal of the pump. 3、This product has the characteristics of low noise, resistance and high pressure. The product is small in size, owning strong structure, and long serving life. 4、This product is easy to disassemble and assemble, and uses a safe low voltage to ensure safety. 5、With wide applications, widely used in instruments and equipment, chemical industry, home appliances and other fields. Specification: Item Type: Micro Diaphr Pump Material: Engineering plastic Power Supply Voltage: DC6V Power: 3W ing Rate: 3L/min Negative Pressure: -50KPa Medium: Air Noise: between=60dB Package List: 3 x Micro Diaphragm Pump (VN2708PM） Package List 3 x Micro Diaphragm Pump (VN2708PM）