Description: Manual Suction Pump: Durable, lengthened and thickened transparent EVA and pe pipes, which are oil resistant, high temperature resistant and wear resistant. Easy to Use: Built in inlet and outlet valves to prevent backflow, direct extraction and liquid outflow within 5 seconds. The arrows indicate the flow direction. Stainless steel clamp locking ensures circulation system. Multifunction: Lightweight and portable manual transfer pump, suitable for trucks, cars, motorcycles and other motor vehicles. Portable: Light and compact, hand pump is easy to store and carry and is an essential tool in case of emergencies. Note: The liquid you are trying to extract must be higher than the intake bucket. connector end must remain inside the , not just on the surface. Specification: Material: EVA, pe Size Chart: Gasbag: 24cmx6.5cm/9.45inchx2.56inches Package Includes: 1 Piece Gasbag 1 Piece Pipe Hose 2 Pieces Clamps 1 Piece Valve Note: Please allow slightly errors due to manual measurement and different monitors.