Features: Experience the convenience of laboratory efficiency with the Small Lab Diaphragm Vacuum Pump, designed for precision and reliability. Package comes with 1Piece Diaphragm Vacuum Pump, 1Set Filtering Device, 1Piece Rubber Tube, 1Piece Charging Cable, 1Piece Use manual. Vacuum pumps used for solvent filtration, distillation, vacuum drying, extraction and other experimental steps. Widely used in aerators, nitrogen blowers, solid phase extractors, solvent filters, air samplers and other applications requiring vacuum pressure. Great for scientists, researcher, and lab technicians, the portable oilless vacuum pump is essential lab equipment for professional. Specifications: Color: White Black Component: Metal Type: 10L; 15L; 30L 10L Size: Approx. 19.2x10cm/7.56x3.94in 15L Size: Approx. 24x12cm/9.45x4.72in Weight: Approx. 1580g Package Includes: 1Piece Diaphragm Vacuum Pump 1Set Filtering Device note: 1.Please allow 0-1cm error due to manual measurement. Be sure you donot mind before bid. 2.Due to difference between different monitors, the picture may not reflect the actual color