【High Flow Manual Siphon Pump】: The siphon pump features a widened and thickened 20mm diameter transparent PVC pipe. Just press the pump 2-3 times to start the siphon flow in 5 seconds. The grab pump delivers 10 liters of liquid per minute, making your work easier and saving time. 【High Quality Material】: The suction ball is made of high quality rubber, thicker and more durable. The 2M transparent pipe is made of PVC and is very flexible. It can effectively resist high temperature 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 from flowing back. Equipped with a regulating valve that can adjust the size. There are indicator arrows on the pump body to show the direction of water flow. [Wide Application]: Lightweight and portable hand pump, suitable for all kinds of vehicles