HIGH FLOW MANUAL SIPHON PUMP: The siphon pump has a widened and thickened transparent PVC pipe with a diameter of 20mm. Simply squeeze the pump 2-3 times to start siphon flow in 5 seconds. The pinch pump can deliver 10 liters of liquid per minute, making your work easier and saving your time. EXCELLENT MATERIALThe suction sphere is made of high quality rubber, thicker and more durable. The 2M transparent hose is made of PVC with high flexibility. It can effectively resist high temperatures and corrosion and has a long service life. EASY TO USE: The newly upgraded siphon hand pump has no buckle, which is more convenient to use, and you don't have to worry about the buckle breaking and rusting. The built-in check valve can effectively prevent liquid backflow. With a regulating valve, it can be used to adjust the size. The pump body has an indicator arrow to identify the direction of water flow. WIDE APPLICATIONS: Lightweight and portable hand pump, suitable for all types of vehicles and of equipment without anti-theft net. Perfect and safe for transporting fuel, oil, gasoline, diesel, water or non-corrosive liquids for ships, vehicles, lawn mowers, tractors, motorcycles, beds water, aquariums and other liquid siphons. ATTENTION: 1. The liquid you want to pump must be higher than the supply barrel; 2. The connection end should not only be on the surface inside the liquid; 3. Not suitable for salt water or corrosive liquids; 4. Only suitable for vehicles without gasoline protection net.