Features:1. VACUUM PUMP: Small oilless vacuum pump is a DC 12V mini oil-less vacuum pump of -80kPa vacuum degree, suitable for vacuum filtration, vacuum distillation, vacuum drying, on rotary evaporators, to extract and transfer gases.2. HIGH QUALITY MATERIAL: Oilless vacuum pump is made of high quality material, it is durable and has good performance. Switching control, connect positive and negative pole use.3. HIGH-PERFORMANCE OIL-LESS LUBRICATION: Mini oilless vacuum pump uses high-performance oil-less lubrication material and wear-resisting thin-wall cylinder sleeve.4. WIDELY USED: The pump has high efficiency, low noise, small vibration and long service life. Widely used in household oxygen generators, dental laboratory equipment, vacuum adsorption automation equipment, vacuum packing machines, and many other industries.Specification:Model: VN-C3Working Voltage: DC12VPower: 12WVacuum Degree: -80kPaFlow: 12L/minSize: Approx. 7.2 x 4 x 10.3cm/2.8 x 1.6 x 4.1inchWeight: Approx. 292g / 10.3ozPackage List:1 x Mini Vacuum PumpNote:10mm external diameter air pipes are required.Select the corresponding voltage, equip with corresponding switch power supply.Connect the air inlet and outlet port with corresponding air pipe.The medium of this mini vacuum pump is gas, solid and liquid cannot Into the pump.Mini pump cannot work for long time, long time working will affect the service life. (Can be used continuously for 2-3 hours).