Feature: 1. Using copper wire motor, which is strong and durable, has a long service life. 2. The product adds a cooling fan, which can effectively dissipate heat and has a good effect. 3. The built‑in silencer can effectively reduce noise and is widely used in suction machines, packaging machines, etc. 4. With small size, easy to carry and store, convenient to use and with good performance. 5. Can be used with peace of mind, with strict quality control and quality assurance. Specification: Item Type: Oil-Free Vacuum Pump Material: Cast iron, aluminum alloy, copper Scope of Application: Suction machine, packaging machine, drug transportation, etc. Power: 130W Vacuum Degree: 680mmHg Pumping Speed: 36L/min Voltage: 220V Interface Size: G1/4in How to Use: 1. Connect the power supply: connect the two black power cords to the power supply device; 2. Install the filter and the muffler: install the filter and the muffler on the corresponding interface of the pump, the filter and the pump can be connected through the wire; 3. Install anti-vibration foot pads: install the foot pads on the four corners of the bottom of the pump for shock absorption. Height: Approx. 143mm / 5.6in Width: Approx. 98mm / 3.9in Length: Approx. 172mm / 6.8in. Package List: 1 x Pump 4 x Suction Cup Foot Pad3 x PC8-041 x Muffler1 x Vacuum Filter1 Roll x Raw Material Tape1 x Thread Connector4 x Mounting Screws Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.