The Way To Use：
1. Keep the arrow on the sphere down
2. Insert the upper tube into the fuel tank
3. Insert the lower tube into the container
4. Pinch the rubber ball 3-5 times
5. Liquid outflow
6. Turn the valve to start or end pumping, which is more convenient to use

Please Note:
1. If the siphon pump hoses have kinks, please try to soak the kink part into a small amount of hot water for 1-3 minutes to restore it, then will not affect the use of function.
2. Never start the siphon process with mouth, it's extremely dangerous and grossly inefficient. Not suitable for drink water, salt water and any chemical & corroding liquids