The telescopic rod water sampler is convenient and fast, suitable for solving the problem of difficult drainage of original organic glass too far away from the offshore side of rivers. Specifications Specification: 2-7 meters in length Capacity: 500ML Material: plastic Package contents 1 x Telescopic Rods Water Sampler Note The above data is for reference only, the size is manual measurement, there be 1-3cm error, please refer to the actual product, thank you.